There is no autoresponder included. There are many affordable autoresponder services out there that you can get when you need it, but building an email list definitely should not be the starting point for your business. That will come down the road, typically when your website is getting a sustainable source of traffic. You will be learning all about this as you move through the elite, industry leading training at Wealthy Affiliate.
If you want the full story, you can check out my about me page (it’s a pretty cool story if I may say so myself). The short version is that I got started with affiliate marketing back in 2009 and was able to go full-time in 2011. I now own more than a dozen websites in several different niche industries. You can see a listing of most of my sites at RogersConcepts.com.
There are many ways in which you can make money with WordPress. Creating a website for the purposes of promoting a business or selling goods through an online store is one such way. Monetizing a blog with display ads is another. While there are other ways in which you can use your WordPress site to make money, perhaps one of the easiest ones to get started with is affiliate marketing.