Answers
Entry must not include a certain phrase
Options typed in separated by commas
Guests must be between 1 and 6
Birthday cannot be in the future
Checking an entry is a valid email address
Value must be greater than zero
Choosing Single, Double or Family from a menu
Cell shows an arrow to pick an option
Booking cannot be too far in the past
Answering Yes or No from a menu
Only the letter Y can be entered
Entry must contain a certain word
Arrival day must be a real calendar day
Stops an age of -10 being entered
Age must be between 0 and 120
Hotel check-in must be after today