How much bandwith do you plan on using? Servers being Hosted, or just Access? With blocking napster and Streaming Media a T1 or 2 (1 T1 is generally used to handle non multimedia connects for 200 people) If you plan on hosting servers (mail or web) Dont forget to take into acccount their bandwith useage. 1 T1 (1.5megabit) should be fine, 2 T1s, or a possible fractional t3 (5megabit), Or depending on your location attachement to an ATM network may be beneficial. Call your ISP, tell them how much you have budgeted, and work from there.