Hi, Here is a sample where the reference number is the full date and
time, down to the second.
https://acrobat.com/#d=7MTJmmhWCVSfQQir3XwxXQHere is a sample of a
random number generator. It creates a 4-digit random number of a click
event, but you can extend this.
https://acrobat.com/#d=iVdJ1rAWKPL7qXj8zLs9ygGood luck,Niall