If you want to use something other than email to identify users, you’ll need to use a different forum.
No. That is a violation of their terms of service.
If you would like to create your admin account without email verification you can use the rake admin:create in the console that I linked to earlier.
The easiest solution is to use mailgun, which gives you 10K messages per month for free. It requires that you have a credit card. There are other recommended providers as well.