Never heard this site, so what's the rate per click, and how can much you get in a month? have you tried linking an adult site? Coz I didn't see any restrictions on there TOS.
You can check out the rates @
https://uiz.io/ratesDepends on your website traffic and location your visitors come from. No doubt tier-1 country visitors such as from the US and Canada yield the best rates.
Nope, but I wouldn't risk doing so. However they have a Live chat so anyone can post their questions there.