QuickBooks Pro Edition:
As your customer base grows this version is your next step. Each version contains the same abilties as the previous version. In PRO you also manage employees, create; reports, invoices, estimates and mail as pdf forms. This version contains over 120 reports that are customizable. It allows you to download credit card and bank transactions. You can easily organize data in customer, vendor and employee centers. For an addional fee you can log into to your software remotely.
You can manage payroll, with a subscription you can also offer direct deposit. You can also create purchase orders, track inventory and have reorder points. The ablitity to import and export to Word, Excel, and outlook.