You don't need another random tip that isn't going to help you climb. What you need is someone to look over your games and pinpoint EXACTLY what your biggest weakness is. Then walk you through a personalized plan of action to actually improve.

The same concepts I teach in coaching sessions — wave management, warding, trading, and roaming.
Learn why pushing the wave in mid lane creates more advantages than freezing. A Challenger mid laner's decision flowchart for what to do after every push.
A simple warding technique that eliminates ganks in mid lane. Learn exactly where to place your ward and how to position around it to stay safe while pushing.
Learn the mechanics of pushing waves efficiently as a mid laner: spell usage timing, waveclear breakpoints, and how to avoid trades while pushing.
Challenger coaching insight: the two trade timing windows that consistently produce incredible results in laning phase. A 20-game practice plan included.
A step-by-step roaming guide from a Challenger mid laner. Learn when to roam, how to path, and the most important step most players skip: committing.