If you've created 100 customer records in Sage Practice Solutions - how do you get them across to Sage 50 Accounts without inputting information again?

You can import clients into Sage 50 Accounts from Sage Practice Solutions by going into:

Tools > Time and Fees > Sage 50 Accounts, and then client mappings.

You can import clients from Sage 50 Accounts into SPS, by going into:

Tools > Time and Fees > Sage 50 Accounts > Import Sage 50 Accounts Clients.