You can customize the Finder sidebar to include the folders and places you frequently use. You can click a sidebar item to go to that location and also drag and drop items to those locations. You can customize the sidebar in the Finder, Settings, and also by dragging and dropping items to and from the sidebar. Tags and smart folders can be used to make the sidebar even more useful.
Check out how to customize the Mac Finder sidebar on YouTube for closed captioning and more options.