If I am a FREE User can I still Earn Money?

No you cannot participate in the Powerhouse Affiliate referral program as a free member. 

All Premium members can earn 50% recurring commissions by promoting the Powerhouse Affiliate program using the affiliate link inside their Powerhouse Affiliate Members Dashboard. You will earn monthly recurring commissions that will be paid each Friday.

We pay weekly net 14. For example if you are to be paid on Friday April 21, then your commissions are calculated up until April 7th. (14 days before)