No, not at all, but there are benefits if you do.
When they buy advertising time, then the recruiter gets 10% of the purchase price.
It is a digital online wallet where Bitcoins accumulate.
Blockchain.com, or in your own country, whoever is affiliated with Blockchain. Register with Blockchain and have your own wallet free of cost.
Yes, you can advertise for a week for $57 and we will give you a second week free.