How do I switch POS systems without losing data?

https://privatebin.net/?f3b6717d6d3185a7#G5WVb6r7akXLZhtUHwQXgw7zJkRpH1g8CZ9EP6ATPmXp

Export before you cancel anything. Point of Sales Capital Region on the three files to pull first and the gift card balances that do not transfer between systems.