Hello, PrashaN here. New to TDL. Am A Developer and need to learn the Language 1). So need the basic's of TALLY Code/Syntax/format, so as to start with the developing environment & build the desired programs. 2). In mean-time require a TDL/TCP for While making a new invoice, when we Select for a product/item(s), we can see the stock available with it. Simultaneously, the need is to get the "purchase rate" of same item to be displayed adjacent column Kindly do help for same, if any one can. if already a thread for same is uploaded, Please to Share.