MAS 90/200
Recommended by more CPAs than any other business management application in its class, MAS 90 offers a broad selection of feature-rich solutions, including accounting, financial reporting, distribution, manufacturing and e-business management. The software is widely recognized for its ease of use and its ability to empower customers with insightful information. MAS 200 offers all the functionality of MAS 90, but incorporates all the benefits of a client/server platform, including more efficiently distributed processing, high performance, enhanced data integrity and reliability, remote access support, and scalability. MAS 200 is also available on the Microsoft SQL Server platform.
[ more info ]  [ MAS 90 4.1 Enhancements ]

Peachtree
Small business accounting program that allows you to write checks, pay bills, manage payroll, sales and purchasing orders, inventory, customize reports, managing invoices and much more. The all new 2005 version is packed with all of the essentials, including invoicing and bill paying, as well as many more advanced features, such as powerful reporting, basic inventory, and analysis elements, Peachtree Accounting 2005 includes the features you need to make better business decisions.
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ACT!
ACT! by Sage is the #1 selling contact and customer manager that helps you make contact, build relationships, and get results. ACT! enables you to instantly access key contact and customer information, manage and prioritize activities, and track all contact-related communications so you can grow productive business relationships. Renowned for its ease of use, ACT! can be tailored by each user and integrates with the tools you use everyday, such as Microsoft® Office, Lotus Notes®, and handheld devices. ACT! is an easy to use solution that offers a low total cost of ownership.