Safe proof boundary
SHOW FOR REVIEW
Brand, format, country, and denomination
Retailer and purchase date
Last four digits or non-sensitive serial context
Whole document edges where authenticity matters
KEEP PRIVATE
PIN, claim code, or wallet code
Passwords and one-time codes
Full bank or payment-card numbers
Home address when not required
Use original, uncropped files when official support requests them. For routine review, redact sensitive details only after preserving an untouched copy.