If you like to have precise control over the size and position of your windows, you should know some keyboard and mouse controls that allows you to local the window edges to the sides of the screen. You can also use the third-party app BetterSnapTool to supercharge your window control efforts.
BetterSnapTool (affiliate link)
You might also consider Moom, which is a little simpler but still very capable and useful.
Love the option green button control, thanks Gary
Thanks Gary, I was unaware of any of that and so useful. . I watched the video twice.
I have been using Macs since 1986 and thought I was pretty good. I didn't know most of what is on this video. Thanks again Gary!
Awesome informing... I bought this app at once, it is very much-needed... Your birilliant Gary... Thank you...