You can send an account statement with all the invoices and payments attached to an account.
Go to 'Account Balances' and click on the circle next to Outstanding Accounts.
You can further filter the list using the filter row below the column headings.
Click on the Send Email bar and create your email or select an email template.
Tick the option 'Include Statement' and this will include a list of all invoices and payments for that account.
The label next to the Send Email button will let you know how many invoices will be sent.