Affiliate Marketing Secrets

I always receive mails from unknow people offering softwares that can make one rich, it is about affiliate commission ( Internet marketing) since i’ve got a lot of those mails i started having doubts, i’d like to try out but i need advices just to make sure it’s not a trap,
i really wanna know if it’s possible to be rich through online marketing ? i watched their videos and they are very convincing, make me wanna dowload it.
is there anyone that had those kind of emails, tell me more about it, is that real ?