I only want to check my email and surf the web once or twice a day/week. 

Options: 56K Dialup

I work from home and need fast access to the Internet for uploading and downloading files. I want to be connected several hours a day.

Options: ADSL * Residential Wireless

I have a small business with 5 or less computers. I need email and Internet access. 

Options: Commercial Wireless * ISDN

I have a medium to large business with 5 or more computers and a website. I need email and Internet access, and server support.

Options: Frame Relay * T-1