Resolve common stamp card problems at point-of-sale
Quickly resolve common stamp card issues to keep checkout moving smoothly and customers happy. This guide covers the most frequent problems and their solutions.
Symptoms:
Camera doesn't recognize code
Scan takes very long
Error message appears
Nothing happens when scanning
Common Causes & Solutions:
1. Poor lighting
Solution: Move to better-lit area or ask customer to increase screen brightness
Prevention: Ensure checkout area is well-lit
2. Dirty camera lens
Solution: Clean your device's camera lens with soft cloth
Prevention: Clean lens at start of each shift
3. Screen protector interference
Solution: Ask customer to tilt phone to reduce glare
Alternative: Use manual entry if protector is damaged
4. Code expired
Solution: Ask customer to close and reopen QR code
Why: Codes expire after 10 minutes for security
5. Wrong distance
Solution: Hold device 6-12 inches from customer's screen
Tip: Code should fill 50-75% of camera view
6. Shaky hands
Solution: Hold both devices steady for 2-3 seconds
Tip: Rest your hand on counter for stability
If all else fails:
Use manual stamp entry
Takes 30-60 seconds longer
Same result as scanning
Symptoms:
Scan shows different customer
Wrong stamp card appears
Unexpected information
Causes & Solutions:
Customer showing wrong code:
Solution: Ask them to close and reopen the correct stamp card
Verify: Customer name matches person in front of you
Customer has multiple accounts:
Solution: Verify email
Use: Correct account for transaction
Previous customer's code still on screen:
Solution: Close the form and start fresh
Prevention: Always close after each transaction
Message: "Purchase amount below minimum requirement"
Explanation:
Program requires minimum purchase (e.g., $5)
Current purchase is below that amount
Customer doesn't qualify for stamp
Solutions:
Option 1: Explain to customer "Your purchase needs to be at least $5 to earn a stamp. Your current total is Rs 3.50. Would you like to add anything else?"
Option 2: Customer adds items
Customer adds more items
New total meets minimum
Scan again and add stamp
Option 3: Customer declines
Politely explain they can earn stamp next time
Complete sale without stamp
Thank them for understanding
Never:
Override minimum without manager approval
Add stamp when not eligible
Make exceptions without authorization
Message: "Customer has reached maximum stamps for today"
Explanation:
Program limits stamps per day (e.g., 3 per day)
Customer already earned maximum today
Prevents abuse while being fair
Solutions:
Explain to customer: "You've already earned your maximum 3 stamps today. The limit resets at midnight, so you can earn more stamps tomorrow!"
If customer is upset:
Apologize for inconvenience
Explain it's a program rule
Emphasize they can continue tomorrow
Escalate to manager if needed
Never:
Override daily limits
Add stamps manually to bypass limit
Promise exceptions
Message: "This stamp card program is no longer active"
Explanation:
Program had end date
End date has passed
No more stamps can be earned
Solutions:
Explain to customer: "This program ended on [date]. Unfortunately, no more stamps can be added to this card."
If customer has uncompleted card:
Apologize sincerely
Check if they have pending rewards
Direct to manager for possible resolution
Mention any new programs available
If customer has completed card:
Check if reward is still claimable
Process reward if possible
Thank them for participation
Message: "Customer has pending reward to claim"
Explanation:
Card is fully stamped
Reward hasn't been claimed yet
Can't add more stamps until reward is redeemed
Solutions:
Check reward type:
If points reward:
Should have auto-credited
Verify points were added
Card should have reset
May be system delay
If physical reward:
Ask if customer wants to claim now
Process reward redemption
Card will reset after claim
Then can add new stamp
Tell customer: "Your card is complete! Would you like to claim your reward now, or save it for later?"
Symptoms:
Search returns no results
"No customer found" message
Cannot locate account
Common Causes & Solutions:
1. Misspelled identifier
Solution: Ask customer to spell email or verify phone number
Try: Different identifier (email vs phone)
2. Customer new to system
Solution: Check with manager about creating account
Note: Some systems auto-create on first stamp
3. Wrong club selected
Solution: Verify customer is at correct location
Check: If they're member of your club
4. Customer at different business
Solution: Politely explain they need to visit correct location
Help: Direct them if possible
Symptoms:
Search returns several results
Unsure which is correct customer
Solutions:
Verify identity:
Ask for email address
Confirm full name
Look at profile details
Select correct customer:
Match email
Verify with customer
Double-check before proceeding
If still unsure:
Ask manager for help
Don't guess
Accuracy is critical
Symptoms:
Clicked "Add Stamp" but nothing happened
No success message
Customer's app doesn't update
Troubleshooting:
1. Check for error message
Read any error displayed
Follow specific solution
Don't ignore errors
2. Verify internet connection
Check if you're online
Try refreshing page
Wait and try again
3. Check if it actually added
Look at transaction history
Verify stamp count
May have worked despite no message
4. Try again
Scan code again
Or use manual entry
Verify success this time
If problem persists:
Note customer information
Contact manager
Add stamp later when system works
Apologize to customer
Symptoms:
Stamp added twice
Customer scanned twice accidentally
Two transactions at same time
Immediate Action:
If you notice immediately:
Don't panic
Note the customer name
Note the time
Tell your manager
Manager can:
Void the duplicate transaction
Correct the stamp count
Maintain accurate records
Prevention:
Wait for success message before rescanning
Don't scan if already processed
Pay attention to confirmations
Symptoms:
Stamp added to wrong program
Customer has multiple cards
Selected wrong card
Immediate Action:
If you notice immediately:
Note which card was wrong
Note which card should have been
Tell your manager immediately
Don't try to fix yourself
Manager can:
Void incorrect stamp
Add stamp to correct card
Document the correction
Prevention:
Verify stamp card name before adding
Ask customer which program if multiple
Double-check before clicking
Symptoms:
Reward QR code doesn't scan
Same issues as stamp collection codes
Solutions:
Try all QR scanning troubleshooting steps
Verify it's the reward code, not collection code
Ask customer to close and reopen
Use manual lookup if needed
Manual process:
Search for customer
Open stamp card
Verify completion
Get manager approval
Give reward
Manager confirms in system
Symptoms:
Customer claims reward ready
System shows no pending rewards
Card not complete
Troubleshooting:
1. Verify completion:
Check stamp count
Compare to stamps required
Show customer their progress
2. Check if already claimed:
Review transaction history
Look for redemption
Explain if already used
3. Verify correct card:
Customer may have multiple programs
Check they're showing right card
Direct to correct program
If genuine error:
Contact manager
Review history together
Resolve appropriately
Symptoms:
Pages load slowly
Delays in processing
Timeouts
Solutions:
Short term:
Be patient
Warn customers of delay
Complete sales first, add stamps after
Use manual entry if faster
Report to manager:
Note the time
Describe the issue
Manager can investigate
May be temporary
Never:
Skip adding stamps
Promise to add later without noting
Ignore the issue
Symptoms:
Cannot load pages
"No connection" errors
System unresponsive
Immediate Actions:
1. Check connection:
Verify WiFi is on
Check if other devices work
Try cellular data if available
2. Continue serving customers:
Complete sales normally
Note customers who need stamps
Add stamps when connection returns
3. Communicate:
Apologize to customers
Explain technical difficulty
Assure stamps will be added
Get contact info if needed
4. Report to manager:
Notify immediately
Manager can troubleshoot
May need IT support
Symptoms:
Tablet/phone not working
Camera not functioning
App crashes
Solutions:
Quick fixes:
Restart the device
Close and reopen browser
Clear cache if possible
Try different device
Workarounds:
Use manual entry exclusively
Borrow colleague's device
Use backup device if available
Report to manager:
Device may need repair
May need replacement
IT support may be needed
Situation: Customer upset about stamp card issue
Approach:
1. Stay calm:
Don't take it personally
Remain professional
Listen actively
2. Empathize:
"I understand your frustration"
"I'm sorry this happened"
"Let me help you"
3. Investigate:
Look at their history
Verify their claim
Find the facts
4. Resolve:
Fix if you can
Escalate to manager if needed
Follow through
5. Follow up:
Ensure resolution
Thank them for patience
Invite them back
Situation: Customer doesn't understand how stamp cards work
Approach:
1. Explain simply:
"You collect stamps with each purchase"
"When you have 10 stamps, you get a free coffee"
"It's like a digital punch card"
2. Show them:
Point to their progress
"You have 3 stamps now"
"You need 7 more"
3. Demonstrate:
"I'll add a stamp right now"
Show the process
Let them see it update
4. Encourage:
"You're on your way!"
"Come back to earn more"
"It's easy!"
Always escalate:
Customer disputes you can't resolve
System errors you can't fix
Requests to override eligibility
Accusations of fraud or abuse
Requests to delete transactions
Technical issues persisting
Angry customers you can't calm
How to escalate:
Politely excuse yourself
Find your manager
Explain the situation briefly
Let manager take over
Learn from how they handle it
You can resolve:
Basic QR scanning issues
Simple customer questions
Standard stamp additions
Normal reward redemptions
Minor confusion or questions
When in doubt:
Ask your manager
Better to check than guess
Learning opportunity
Before each shift:
Clean camera lens
Charge device
Test scanning
Review active programs
During transactions:
Verify customer identity
Check eligibility before adding
Wait for success messages
Double-check details
After issues:
Document what happened
Report to manager
Learn from mistakes
Improve next time
Always:
Ask every customer about stamps
Verify before submitting
Communicate clearly
Stay patient and helpful
Never:
Rush through transactions
Ignore error messages
Override without permission
Promise what you can't deliver
QR won't scan → Adjust lighting, clean lens, use manual entry
Minimum not met → Explain requirement, offer to add items
Daily limit reached → Explain limit, invite back tomorrow
Customer not found → Verify spelling, try different identifier
Duplicate stamp → Note it, tell manager to void
For technical issues:
Your manager
IT support (if available)
For customer disputes:
Your manager
Store manager
For system outages:
Your manager
Note affected customers