Test and develop an accounting program(repost)

Dear All, We have small an accounting program on the Internet to enter daily sales and expenses and bank deposits, but do not know many things in the accounting and how they work and we want to correct errors to get the program useful in his work without errors. We want to work as follows: 1 - Test and evaluation the program and clarify the accounting errors. 2 - Develop solutions that contribute to its development to become an accounting program to manage expenses and daily sales and deposits the bank. 3 - Relations between the vouchers and expenditure and balances. 4 - Relations between the daily sales and deposits and bank balances. 5 - Propose features or additional functionality useful for program. 6 - Suggestions about the possibility of selling the program and benefit from future. 7 - Writing solutions and functions to clarify and to be sent directly to the programmer. To visit program, [login to view URL] ( USER: test ) ( Password: 1234 ) To work in program, must be definition first, then linking accounts and other information with user. Regards,