Quick books - Posting Daily Deposits
You need to create the following before posting daily deposit
Create summary customer that represents all of the customers in TAC.
Create an opening balance invoice for the customer that hold the outstanding balance as of that date e.g. 5/31/2016
Each deposit should be posted against the summary customer as a credit against the customer that can be applied to open invoices for the customer latter.
Quick book video showing how to handle: Link