Here is some great reading material for everyone who wants to get started with photography or even for experienced photographers. As you know you never stop learning. National Geographic is offering a Guide to Photography (basics). The download is for free and yours to keep forever.
The National Geographic Guide only has 15 sites but it covers all the important topics of photography. Everything from framing, lighting, and taking pictures of animals and people. This guide works for everyone, no matter if you use a mirrorless camera or a DSLR because it focuses solely on the art of photography and what to photograph and how.
Make sure to take advantage of this great offer.