I got a mail from moreniche:

Congratulations from MoreNiche, a new affiliate has just signed up through your referral link.

You are welcome to help xxxxx (xxxxx@xxxx.com) get started.

You will earn 5% commission on any sales they make. Check you stats at http://affiliates.moreniche.com.

Thanks again, keep sending the referrals and we'll keep sending the checks!

Team MoreNiche
Do you guys help affiliates who have signed up under you?

or you consider them as competitors?