Hi, I`m not a game expert but have some experience. You see,  you can always get some help. I used League of Legends coaching and should say it worked pretty well for me.  I started to respect the game even more after going through the coaching. It is something fantastic! I got the maximum from the game and finally enjoyed it fully. I had a wonderful experience. Simply give them a try

Kill minions. Don't die.

Those are the two things that, above everything else, will make you a good League of Legends player. Kill minions and don't die. Everything else you do is merely an extension of those two things

What is the best way to improve your game mechanics?