Ringo2492 has crushed the low-stakes SNGS and MTTs for years, He specializes in turbos and preflop. He will easily be able to spot any mistakes you may be making. He will include screenshots of ICMizer calculations and other visual material to help you understand your leaks alongside detailed written advice!
A typical MTT win will be somewhere from 300-500 hands so please make sure to buy the correct quantity for the number of hands in your HH. You can have less than 100 hands reviewed if you want, but the minimum purchase is $20.
Example: your HH is 332 hands, buy 3x 100 hands and 3x 10 hands ($66 total)