This is a naive question, how can you provide Internet services? Do you use the line of other providers? And how profitable is?
Yes, we're peering with Zayo and will also have Level 3 (waiting on build) in April.
Don't really want to toss out numbers but the bandwidth itself is extremely profitable. The equipment and fiber needed to connect to end-users are 95% of the costs.
When (ages ago) talking to places about colo, it turns out places like HE would only allocate 7 amps for a full rack. Completely useless. ;)