Accounts Frozen Upto: Freeze accounting transactions upto specified date, nobody can make / modify entry except specified role.
Role Allowed to Set Frozen Accounts & Edit Frozen Entries: Users with this role are allowed to set frozen accounts and create / modify accounting entries against frozen accounts.
Credit Controller: Role that is allowed to submit transactions that exceed credit limits set.
Make Payment via Journal Entry: If checked, from invoice, if user choose to make payment, this will open the journal entry instead of payment entry
Unlink Payment on Cancellation of Invoice: If checked, system will unlink the payment against the invoice. Otherwise, it will show the link error.
Next: Tax Rule