1st step: Have a cryptocurrency built for you so it works similar to other Bitcoin and other types of cryptocurrencies. The best places to find people to make your coin at is Google where you can search bitcoin forum and that will lead you to many places where you are going to find a cryptocurrency entrepreneurs that would build you your coin for free.
The website Bitcointalk.org is a great place where many people accept Altcoins as well as Bitcoins or other types of payment methods to be able to you what you want to have to create a cryptocurrency.
There are a few more cryptocurrency steps that involved like picking how hard you make it for someone to get some of your coins when they are working on having pools in your currency. If I was going o have a cryptocurrency it would be called cMics where people could buy comics I write or comics that other people make as well.