Perhaps some Mac users are not used to using Zoom window of Mac; they would prefer to have maximized browser. We have a good news here, you can maximize your browser with a single click on this address → Maximized View.
And of course, you can always bookmark the address above so that everytime you want to maximize your browser window, a single click on the bookmarked address will do.
This trick works fine with Safari and Firefox. I haven't checked it on other browsers.
In many occassions, we will need to minimize application windows in order to reduce distraction level to minimum. Of course, we can always use key combination Cmd-M to minimize a window or even use Cmd-Opt-M to minimize all opened windows.
But the problem arise as soon as we want to restore the window. Most of the time, we will click on the Dock thumbnail to restore minimized window. However, if you feel tiresome to reach your mouse/trackpad, you can use this trick:
Anyway, if you're ready to install additional application, you can use Witch to assist you in application switching process.