Affiliate marketing is a business you can venture into without capital and still make good money from it, even more than some businesses started with capital.
Affiliate marketing is the process by which a person earns a commission for marketing another person's products.
All you need to start this business is good communication skill in other to sell the product of the other person and get a commission for doing that.
You can decide to market product of different company or person's at same time by doing this you are sure that everyday someone will buy from one of those product's there by making money every day.
When you become an expert in affiliate marketing you will start making profit every day of your life.
But even then, sometimes depending on the product you're trying to sell you could just cut the middleman and start your venture even without money, Facebook, Microsoft, and the biggest tech giants in the past have been able to start their success stories in the blistering heat and discomfort of their garages and bunkbeds inside dorms, if you're trying to create a similar product, you might just be able to, but always remember that whatever you don't pay with money, you're paying with something else of equal importance to you. Time, Health, relationships with the people around you, these will be tested as you try to make it out of the ladder. it will be up to you if those are more important than the success you're seeing for yourself.