Free on credit on billing

DEAR EXPERTS ,

Please say 1) the concept of FREE ON CREDIT ? 2) Difference between FREE ON CREDIT and DISCOUNT ALLOWED while billing? 3) will VAT INCLUDE ON CALCULATING ON AMOUNT ON FREE ON CREDIT? 4 ) JOURNAL ENTRIES FOR FREE ON CREDIT. 5) CAN WE USE THE WORD FREE ON CREDIT INSTED OF DISCOUNT ALLOWED TO DEALERS WHILE BILLING? 6) WILL IT BE ANY PROBLEM IF WE USE THE NAME FREE ON CREDIT. THANKS FOR YOUR ALL REPLAYS. Eagerly expecting your replys.

T.S.Mohana Harish CA Student,

Madurai