There are three types of bill that can be created in BUSY such as Accounting voucher ,Inventory Voucher and Dual Voucher
An Accounting Voucher encompasses vouchers that have an impact on accounting. :
Journal Voucher, payment Voucher, Reciept voucher and contra voucher
An Inventory Voucher comprises vouchers that impact the inventory :
Production voucher, Mat. Issued and Mat. recieved Voucher
A Dual Voucher consists of vouchers that affect both Accounting and Inventory. :
Sale and Purchase Voucher, Sale return (Cr. note) and Purchase return (Dr. note) Voucher