Affiliate Marketing Secrets

Hello friends,want to earn money through affiliate marketing and google adsense.Which platform is better to start?
THANKS A LOT.

Hello Friends,
i have done seo of some sites near two year before, in those two year we are not doing seo of these sites but these sites are still have good serp on its Niche keywords.
so my question is one time seo is remain whole life, they need not any seo after one time ?

Hello friends from where you get money besides ppc ptc and please let me know.
I have not mempuyai income from the Internet ..!
Free without capital.