Advanced Accounting 7 Powered by CAS - Version Ver 7 Welcome to the Advanced Accounting 7 Accounting System. We are proud to introduce you to the first easy to use, realistically priced, modifiable (Open Source avalible) accounting package designed specifically to meet the needs of the small business. Written by experienced business people with an expert knowledge of how computers can enhance the business management environment, Written in TAS Professional. Advanced Accounting 7 provides you with the features to handle your present accounting needs and the flexibility to accommodate your company's future growth. Advanced Accounting 7 is a complete double entry, accrual-based accounting system by itself, but it also is part of a integrated family of Computer Accounting Solutions products designed to improve your productivity. These products let you grow with your Advanced Accounting 7 system. Featuring G/L, A/R,Sales order,A/P,PO, Inventory, payroll. and More...