---
title: "Tip Calculator: Split Bills and Calculate Gratuity Like a Pr"
slug: "tip-calculator-split-bills-guide"
description: "Complete guide to tip calculator: split bills and calculate gratuity like a pr. Free online calculator with step-by-step instructions and practical examples."
date: "2024-12-15"
author: "CalculatorsGPT Team"
tags: ["calculator", "guide", "tools"]
category: "Calculators"
canonical: "https://www.calculatorsgpt.com/blog/tip-calculator-split-bills-guide"
schema:
type: "Article"
title: "Tip Calculator: Split Bills and Calculate Gratuity Like a Pr"
description: "Complete guide to tip calculator: split bills and calculate gratuity like a pr. Free online calculator with step-by-step instructions and practical examples."
image: "https://www.calculatorsgpt.com/images/tip-calculator-split-bills-guide.jpg"
---
## Tip Calculator: Split Bills and Calculate Gratuity Like a Pro
*Published: December 2024 | CalculatorsGPT.com*
Dining out, traveling, or enjoying services often involves calculating tips and splitting bills. Whether you're at a restaurant, hotel, or using any service where gratuity is expected, knowing how to calculate tips accurately and fairly split bills can save you time, money, and awkward social situations. In this comprehensive guide, we'll explore tip calculation methods, bill splitting strategies, and how to use our calculator effectively for any situation.
## Understanding Tips and Gratuity
### What is a Tip?
A tip (or gratuity) is a voluntary payment given to service workers beyond the cost of the service. It's a way to show appreciation for good service and supplement workers' income, especially in industries where base wages may be lower.
### Why Tips Matter
- **Service Worker Income**: Tips often make up a significant portion of service workers' earnings
- **Service Quality**: Tips can incentivize better service
- **Social Etiquette**: Proper tipping shows respect and cultural awareness
- **Economic Impact**: Tips support local economies and service industries
### Industries Where Tips Are Common
- **Restaurants**: Waitstaff, bartenders, hosts
- **Hotels**: Housekeeping, bellhops, concierge
- **Transportation**: Taxi drivers, rideshare drivers, valet parking
- **Personal Services**: Hair stylists, massage therapists, delivery drivers
- **Entertainment**: Tour guides, performers, event staff
## Standard Tip Percentages and Guidelines
### Restaurant Tipping
- **Full-Service Dining**: 15-20% of pre-tax bill
- **Buffet Service**: 10-15% of pre-tax bill
- **Takeout Orders**: 10-15% or $1-2 per order
- **Delivery**: 15-20% of order total
- **Bar Service**: $1-2 per drink or 15-20% of tab
### Hotel Tipping
- **Housekeeping**: $2-5 per night
- **Bellhop**: $1-2 per bag
- **Concierge**: $5-20 for special services
- **Valet Parking**: $2-5 when retrieving car
- **Room Service**: 15-20% of bill
### Transportation Tipping
- **Taxi/Rideshare**: 15-20% of fare
- **Airport Shuttle**: $1-2 per bag
- **Tour Bus Driver**: $1-2 per person per day
- **Private Car Service**: 15-20% of fare
### Personal Services
- **Hair Stylist**: 15-20% of service cost
- **Massage Therapist**: 15-20% of service cost
- **Nail Technician**: 15-20% of service cost
- **Personal Trainer**: 10-15% of session cost
## How to Use Our Tip Calculator
Our free [Tip Calculator](https://www.calculatorsgpt.com/tip-calculator) makes tip calculations and bill splitting simple:
### Step 1: Enter Bill Information
- **Bill Amount**: Total amount before tip
- **Tax Amount**: Sales tax (if not included in bill)
- **Service Type**: Restaurant, hotel, transportation, etc.
- **Service Quality**: Rate the service received
### Step 2: Choose Tip Percentage
- **Standard Options**: 15%, 18%, 20%, 25%
- **Custom Percentage**: Enter any percentage you prefer
- **Service-Based**: Calculator suggests based on service type
- **Quality-Based**: Adjusts based on service rating
### Step 3: Split the Bill (Optional)
- **Number of People**: How many people are splitting
- **Equal Split**: Divide total equally among all people
- **Custom Split**: Different amounts for different people
- **Itemized Split**: Split based on what each person ordered
### Step 4: Get Your Results
The calculator provides:
- **Tip Amount**: Exact tip to leave
- **Total Amount**: Bill + tip + tax
- **Per Person**: Amount each person should pay
- **Breakdown**: Detailed cost analysis
## Real-World Tip Calculation Scenarios
### Scenario 1: Restaurant Dinner
**Situation**: 4 people, $120 bill, good service
- **Bill Amount**: $120.00
- **Tax (8%)**: $9.60
- **Tip (18%)**: $23.33
- **Total**: $152.93
- **Per Person**: $38.23
- **Recommendation**: Round up to $40 per person for convenience
### Scenario 2: Hotel Stay
**Situation**: 3-night stay, multiple services
- **Housekeeping**: $3/night × 3 nights = $9
- **Bellhop**: $2/bag × 2 bags = $4
- **Concierge**: $10 for restaurant reservations
- **Total Tips**: $23
- **Recommendation**: Have small bills ready for individual tips
### Scenario 3: Group Delivery Order
**Situation**: Office lunch, $85 order, 8 people
- **Order Total**: $85.00
- **Delivery Fee**: $5.00
- **Tip (20%)**: $18.00
- **Total**: $108.00
- **Per Person**: $13.50
- **Recommendation**: Use app's built-in tip calculator for accuracy
### Scenario 4: Hair Salon Visit
**Situation**: Cut and color, $150 service
- **Service Cost**: $150.00
- **Tip (20%)**: $30.00
- **Total**: $180.00
- **Payment**: Cash preferred for tips
- **Recommendation**: Tip in cash even if paying service with card
## Advanced Tip Calculation Strategies
### Dynamic Tipping
- **Service Quality**: Adjust percentage based on experience
- **Special Circumstances**: Consider weather, busy periods, special requests
- **Personal Budget**: Balance generosity with financial constraints
- **Cultural Awareness**: Research local tipping customs when traveling
### Bill Splitting Methods
- **Equal Split**: Simplest method, divide total equally
- **Itemized Split**: Each person pays for what they ordered
- **Proportional Split**: Split based on income or other factors
- **Host Pays**: One person covers the entire bill
### Technology Integration
- **Payment Apps**: Use built-in tip calculators
- **QR Code Menus**: Many restaurants offer digital tipping
- **Mobile Payments**: Apple Pay, Google Pay with tip options
- **Splitting Apps**: Venmo, PayPal, Zelle for easy bill splitting
## International Tipping Etiquette
### United States
- **Standard**: 15-20% for most services
- **Expected**: Tips are generally expected, not optional
- **Service Workers**: Often rely heavily on tips for income
- **Custom**: Tip in cash when possible
### Europe
- **Service Included**: Tips often included in bill
- **Small Amounts**: 5-10% for exceptional service
- **Cash Preferred**: Round up to nearest euro
- **Cultural Norm**: Less emphasis on tipping culture
### Asia
- **Varies by Country**: Japan (no tipping) vs. India (10-15%)
- **Service Charges**: Often included in bills
- **Cultural Sensitivity**: Research local customs
- **Respectful Approach**: Follow local practices
### Other Regions
- **Canada**: Similar to US, 15-20%
- **Australia**: 10-15%, less expected
- **Middle East**: 10-15%, varies by country
- **Latin America**: 10-15%, check local customs
## Common Tip Calculation Mistakes
### Mathematical Errors
- **Wrong Base Amount**: Calculating tip on tax-included amount
- **Percentage Confusion**: Mixing up 15% and 1.5%
- **Rounding Errors**: Inconsistent rounding practices
- **Double Tipping**: Accidentally tipping twice
### Social Mistakes
- **Under-tipping**: Not recognizing good service
- **Over-tipping**: Being overly generous beyond means
- **Inconsistent Tipping**: Different standards for similar services
- **Cultural Insensitivity**: Not respecting local customs
### Practical Errors
- **No Small Bills**: Not having appropriate denominations
- **Wrong Currency**: Tipping in wrong currency when traveling
- **Timing Issues**: Tipping at wrong time or to wrong person
- **Payment Method**: Using card when cash is preferred
## Technology and Modern Tipping
### Digital Payment Solutions
- **Contactless Payments**: Tap to pay with tip options
- **QR Code Tipping**: Scan and tip through mobile apps
- **Automatic Gratuity**: Pre-set tip amounts for convenience
- **Split Payment**: Multiple people pay from one device
### Tipping Apps and Tools
- **Built-in Calculators**: Most payment apps include tip calculators
- **Bill Splitting Apps**: Splitwise, Venmo, PayPal
- **Service-Specific Apps**: Restaurant and delivery apps
- **Travel Apps**: Hotel and transportation tip calculators
### Our Calculator Advantages
- **Offline Access**: Works without internet connection
- **Multiple Scenarios**: Handles various service types
- **Customization**: Adjustable percentages and splitting options
- **Accuracy**: Eliminates calculation errors
## Business and Professional Tipping
### Corporate Entertainment
- **Client Dinners**: Company pays, appropriate tipping
- **Business Travel**: Expense account tipping guidelines
- **Corporate Events**: Catering and service tips
- **Professional Services**: Consultants, contractors
### Event Planning
- **Weddings**: Multiple vendors requiring tips
- **Corporate Events**: Venue, catering, entertainment
- **Private Parties**: Service staff and vendors
- **Holiday Events**: Seasonal service considerations
### Travel and Tourism
- **Group Tours**: Tour guide and driver tips
- **Cruise Ships**: Multiple service categories
- **All-Inclusive Resorts**: Understanding included vs. extra services
- **Adventure Travel**: Specialized service providers
## Related Financial Calculators
Our comprehensive calculator suite includes:
- **[Percentage Calculator](https://www.calculatorsgpt.com/percentage-calculator)**: Calculate any percentage quickly
- **[Percentage Change Calculator](https://www.calculatorsgpt.com/percentage-change-calculator)**: Track tip percentage changes
- **[Unit Price Calculator](https://www.calculatorsgpt.com/unit-price-calculator)**: Compare costs per unit
- **[Mortgage Calculator](https://www.calculatorsgpt.com/mortgage-calculator)**: Plan for major expenses
## Tipping Psychology and Social Dynamics
### Why We Tip
- **Social Norms**: Following cultural expectations
- **Reciprocity**: Feeling obligated to return good service
- **Social Status**: Demonstrating generosity and financial capability
- **Empathy**: Understanding service workers' financial dependence
### Tipping Anxiety
- **Social Pressure**: Fear of being judged for tip amount
- **Mathematical Stress**: Worry about calculation errors
- **Cultural Confusion**: Uncertainty about local customs
- **Budget Constraints**: Balancing generosity with financial limits
### Building Confidence
- **Practice**: Use calculators to build calculation skills
- **Research**: Learn about local tipping customs
- **Planning**: Set tipping budgets for different situations
- **Experience**: Learn from various tipping scenarios
## Conclusion
Mastering tip calculations and bill splitting is an essential life skill that shows respect for service workers and helps you navigate social situations with confidence. Our Tip Calculator provides a reliable, easy-to-use tool for any tipping scenario, from simple restaurant bills to complex group expenses. Whether you're dining out with friends, traveling internationally, or planning a special event, understanding proper tipping etiquette and having the right tools will ensure you handle these situations gracefully and fairly.
**Ready to calculate tips like a pro?** [Try our free Tip Calculator](https://www.calculatorsgpt.com/tip-calculator) and never worry about tip calculations again.
---
*CalculatorsGPT.com offers comprehensive financial calculators to help you handle any monetary situation with confidence. From tip calculations to bill splitting, our tools provide accurate, reliable results for all your financial needs.*
## Frequently Asked Questions
### Q: What's the standard tip percentage for restaurants?
A: The standard tip for full-service restaurants is 15-20% of the pre-tax bill. 18% is often considered the baseline for good service, with 20% for excellent service.
### Q: Should I tip on the tax amount?
A: Generally, you should tip on the pre-tax amount. However, if you're calculating 20% of the total bill (including tax), that's also acceptable and often easier to calculate.
### Q: How do I split a bill when people ordered different amounts?
A: You can either split equally (simplest), itemize each person's order, or use our calculator's custom split feature to assign different amounts to different people.
### Q: Is it okay to tip with a credit card?
A: Yes, most establishments accept credit card tips. However, cash tips are often preferred by service workers as they receive them immediately and don't have to wait for processing.
### Q: What should I do if the service was terrible?
A: You can still leave a small tip (10-15%) to acknowledge the service, or speak with a manager about your concerns. Remember that tips often support the entire service team, not just your server.
title: "Tip Calculator: Split Bills and Calculate Gratuity Like a Pr"
slug: "tip-calculator-split-bills-guide"
description: "Complete guide to tip calculator: split bills and calculate gratuity like a pr. Free online calculator with step-by-step instructions and practical examples."
date: "2024-12-15"
author: "CalculatorsGPT Team"
tags: ["calculator", "guide", "tools"]
category: "Calculators"
canonical: "https://www.calculatorsgpt.com/blog/tip-calculator-split-bills-guide"
schema:
type: "Article"
title: "Tip Calculator: Split Bills and Calculate Gratuity Like a Pr"
description: "Complete guide to tip calculator: split bills and calculate gratuity like a pr. Free online calculator with step-by-step instructions and practical examples."
image: "https://www.calculatorsgpt.com/images/tip-calculator-split-bills-guide.jpg"
---
## Tip Calculator: Split Bills and Calculate Gratuity Like a Pro
*Published: December 2024 | CalculatorsGPT.com*
Dining out, traveling, or enjoying services often involves calculating tips and splitting bills. Whether you're at a restaurant, hotel, or using any service where gratuity is expected, knowing how to calculate tips accurately and fairly split bills can save you time, money, and awkward social situations. In this comprehensive guide, we'll explore tip calculation methods, bill splitting strategies, and how to use our calculator effectively for any situation.
## Understanding Tips and Gratuity
### What is a Tip?
A tip (or gratuity) is a voluntary payment given to service workers beyond the cost of the service. It's a way to show appreciation for good service and supplement workers' income, especially in industries where base wages may be lower.
### Why Tips Matter
- **Service Worker Income**: Tips often make up a significant portion of service workers' earnings
- **Service Quality**: Tips can incentivize better service
- **Social Etiquette**: Proper tipping shows respect and cultural awareness
- **Economic Impact**: Tips support local economies and service industries
### Industries Where Tips Are Common
- **Restaurants**: Waitstaff, bartenders, hosts
- **Hotels**: Housekeeping, bellhops, concierge
- **Transportation**: Taxi drivers, rideshare drivers, valet parking
- **Personal Services**: Hair stylists, massage therapists, delivery drivers
- **Entertainment**: Tour guides, performers, event staff
## Standard Tip Percentages and Guidelines
### Restaurant Tipping
- **Full-Service Dining**: 15-20% of pre-tax bill
- **Buffet Service**: 10-15% of pre-tax bill
- **Takeout Orders**: 10-15% or $1-2 per order
- **Delivery**: 15-20% of order total
- **Bar Service**: $1-2 per drink or 15-20% of tab
### Hotel Tipping
- **Housekeeping**: $2-5 per night
- **Bellhop**: $1-2 per bag
- **Concierge**: $5-20 for special services
- **Valet Parking**: $2-5 when retrieving car
- **Room Service**: 15-20% of bill
### Transportation Tipping
- **Taxi/Rideshare**: 15-20% of fare
- **Airport Shuttle**: $1-2 per bag
- **Tour Bus Driver**: $1-2 per person per day
- **Private Car Service**: 15-20% of fare
### Personal Services
- **Hair Stylist**: 15-20% of service cost
- **Massage Therapist**: 15-20% of service cost
- **Nail Technician**: 15-20% of service cost
- **Personal Trainer**: 10-15% of session cost
## How to Use Our Tip Calculator
Our free [Tip Calculator](https://www.calculatorsgpt.com/tip-calculator) makes tip calculations and bill splitting simple:
### Step 1: Enter Bill Information
- **Bill Amount**: Total amount before tip
- **Tax Amount**: Sales tax (if not included in bill)
- **Service Type**: Restaurant, hotel, transportation, etc.
- **Service Quality**: Rate the service received
### Step 2: Choose Tip Percentage
- **Standard Options**: 15%, 18%, 20%, 25%
- **Custom Percentage**: Enter any percentage you prefer
- **Service-Based**: Calculator suggests based on service type
- **Quality-Based**: Adjusts based on service rating
### Step 3: Split the Bill (Optional)
- **Number of People**: How many people are splitting
- **Equal Split**: Divide total equally among all people
- **Custom Split**: Different amounts for different people
- **Itemized Split**: Split based on what each person ordered
### Step 4: Get Your Results
The calculator provides:
- **Tip Amount**: Exact tip to leave
- **Total Amount**: Bill + tip + tax
- **Per Person**: Amount each person should pay
- **Breakdown**: Detailed cost analysis
## Real-World Tip Calculation Scenarios
### Scenario 1: Restaurant Dinner
**Situation**: 4 people, $120 bill, good service
- **Bill Amount**: $120.00
- **Tax (8%)**: $9.60
- **Tip (18%)**: $23.33
- **Total**: $152.93
- **Per Person**: $38.23
- **Recommendation**: Round up to $40 per person for convenience
### Scenario 2: Hotel Stay
**Situation**: 3-night stay, multiple services
- **Housekeeping**: $3/night × 3 nights = $9
- **Bellhop**: $2/bag × 2 bags = $4
- **Concierge**: $10 for restaurant reservations
- **Total Tips**: $23
- **Recommendation**: Have small bills ready for individual tips
### Scenario 3: Group Delivery Order
**Situation**: Office lunch, $85 order, 8 people
- **Order Total**: $85.00
- **Delivery Fee**: $5.00
- **Tip (20%)**: $18.00
- **Total**: $108.00
- **Per Person**: $13.50
- **Recommendation**: Use app's built-in tip calculator for accuracy
### Scenario 4: Hair Salon Visit
**Situation**: Cut and color, $150 service
- **Service Cost**: $150.00
- **Tip (20%)**: $30.00
- **Total**: $180.00
- **Payment**: Cash preferred for tips
- **Recommendation**: Tip in cash even if paying service with card
## Advanced Tip Calculation Strategies
### Dynamic Tipping
- **Service Quality**: Adjust percentage based on experience
- **Special Circumstances**: Consider weather, busy periods, special requests
- **Personal Budget**: Balance generosity with financial constraints
- **Cultural Awareness**: Research local tipping customs when traveling
### Bill Splitting Methods
- **Equal Split**: Simplest method, divide total equally
- **Itemized Split**: Each person pays for what they ordered
- **Proportional Split**: Split based on income or other factors
- **Host Pays**: One person covers the entire bill
### Technology Integration
- **Payment Apps**: Use built-in tip calculators
- **QR Code Menus**: Many restaurants offer digital tipping
- **Mobile Payments**: Apple Pay, Google Pay with tip options
- **Splitting Apps**: Venmo, PayPal, Zelle for easy bill splitting
## International Tipping Etiquette
### United States
- **Standard**: 15-20% for most services
- **Expected**: Tips are generally expected, not optional
- **Service Workers**: Often rely heavily on tips for income
- **Custom**: Tip in cash when possible
### Europe
- **Service Included**: Tips often included in bill
- **Small Amounts**: 5-10% for exceptional service
- **Cash Preferred**: Round up to nearest euro
- **Cultural Norm**: Less emphasis on tipping culture
### Asia
- **Varies by Country**: Japan (no tipping) vs. India (10-15%)
- **Service Charges**: Often included in bills
- **Cultural Sensitivity**: Research local customs
- **Respectful Approach**: Follow local practices
### Other Regions
- **Canada**: Similar to US, 15-20%
- **Australia**: 10-15%, less expected
- **Middle East**: 10-15%, varies by country
- **Latin America**: 10-15%, check local customs
## Common Tip Calculation Mistakes
### Mathematical Errors
- **Wrong Base Amount**: Calculating tip on tax-included amount
- **Percentage Confusion**: Mixing up 15% and 1.5%
- **Rounding Errors**: Inconsistent rounding practices
- **Double Tipping**: Accidentally tipping twice
### Social Mistakes
- **Under-tipping**: Not recognizing good service
- **Over-tipping**: Being overly generous beyond means
- **Inconsistent Tipping**: Different standards for similar services
- **Cultural Insensitivity**: Not respecting local customs
### Practical Errors
- **No Small Bills**: Not having appropriate denominations
- **Wrong Currency**: Tipping in wrong currency when traveling
- **Timing Issues**: Tipping at wrong time or to wrong person
- **Payment Method**: Using card when cash is preferred
## Technology and Modern Tipping
### Digital Payment Solutions
- **Contactless Payments**: Tap to pay with tip options
- **QR Code Tipping**: Scan and tip through mobile apps
- **Automatic Gratuity**: Pre-set tip amounts for convenience
- **Split Payment**: Multiple people pay from one device
### Tipping Apps and Tools
- **Built-in Calculators**: Most payment apps include tip calculators
- **Bill Splitting Apps**: Splitwise, Venmo, PayPal
- **Service-Specific Apps**: Restaurant and delivery apps
- **Travel Apps**: Hotel and transportation tip calculators
### Our Calculator Advantages
- **Offline Access**: Works without internet connection
- **Multiple Scenarios**: Handles various service types
- **Customization**: Adjustable percentages and splitting options
- **Accuracy**: Eliminates calculation errors
## Business and Professional Tipping
### Corporate Entertainment
- **Client Dinners**: Company pays, appropriate tipping
- **Business Travel**: Expense account tipping guidelines
- **Corporate Events**: Catering and service tips
- **Professional Services**: Consultants, contractors
### Event Planning
- **Weddings**: Multiple vendors requiring tips
- **Corporate Events**: Venue, catering, entertainment
- **Private Parties**: Service staff and vendors
- **Holiday Events**: Seasonal service considerations
### Travel and Tourism
- **Group Tours**: Tour guide and driver tips
- **Cruise Ships**: Multiple service categories
- **All-Inclusive Resorts**: Understanding included vs. extra services
- **Adventure Travel**: Specialized service providers
## Related Financial Calculators
Our comprehensive calculator suite includes:
- **[Percentage Calculator](https://www.calculatorsgpt.com/percentage-calculator)**: Calculate any percentage quickly
- **[Percentage Change Calculator](https://www.calculatorsgpt.com/percentage-change-calculator)**: Track tip percentage changes
- **[Unit Price Calculator](https://www.calculatorsgpt.com/unit-price-calculator)**: Compare costs per unit
- **[Mortgage Calculator](https://www.calculatorsgpt.com/mortgage-calculator)**: Plan for major expenses
## Tipping Psychology and Social Dynamics
### Why We Tip
- **Social Norms**: Following cultural expectations
- **Reciprocity**: Feeling obligated to return good service
- **Social Status**: Demonstrating generosity and financial capability
- **Empathy**: Understanding service workers' financial dependence
### Tipping Anxiety
- **Social Pressure**: Fear of being judged for tip amount
- **Mathematical Stress**: Worry about calculation errors
- **Cultural Confusion**: Uncertainty about local customs
- **Budget Constraints**: Balancing generosity with financial limits
### Building Confidence
- **Practice**: Use calculators to build calculation skills
- **Research**: Learn about local tipping customs
- **Planning**: Set tipping budgets for different situations
- **Experience**: Learn from various tipping scenarios
## Conclusion
Mastering tip calculations and bill splitting is an essential life skill that shows respect for service workers and helps you navigate social situations with confidence. Our Tip Calculator provides a reliable, easy-to-use tool for any tipping scenario, from simple restaurant bills to complex group expenses. Whether you're dining out with friends, traveling internationally, or planning a special event, understanding proper tipping etiquette and having the right tools will ensure you handle these situations gracefully and fairly.
**Ready to calculate tips like a pro?** [Try our free Tip Calculator](https://www.calculatorsgpt.com/tip-calculator) and never worry about tip calculations again.
---
*CalculatorsGPT.com offers comprehensive financial calculators to help you handle any monetary situation with confidence. From tip calculations to bill splitting, our tools provide accurate, reliable results for all your financial needs.*
## Frequently Asked Questions
### Q: What's the standard tip percentage for restaurants?
A: The standard tip for full-service restaurants is 15-20% of the pre-tax bill. 18% is often considered the baseline for good service, with 20% for excellent service.
### Q: Should I tip on the tax amount?
A: Generally, you should tip on the pre-tax amount. However, if you're calculating 20% of the total bill (including tax), that's also acceptable and often easier to calculate.
### Q: How do I split a bill when people ordered different amounts?
A: You can either split equally (simplest), itemize each person's order, or use our calculator's custom split feature to assign different amounts to different people.
### Q: Is it okay to tip with a credit card?
A: Yes, most establishments accept credit card tips. However, cash tips are often preferred by service workers as they receive them immediately and don't have to wait for processing.
### Q: What should I do if the service was terrible?
A: You can still leave a small tip (10-15%) to acknowledge the service, or speak with a manager about your concerns. Remember that tips often support the entire service team, not just your server.