Whats the best recourse for learning lead Generation?

Well, to learn about lead generation you got to understand the basic behavior of seo and it's working.It's not that difficult as it seems, you can choose between pay per click or SMM. They both have their own advantage; if you will search in the search engine then you will get everything related to lead generation. It’s main focus on the bring the quality business visitors to the sites so our sales increase.