Your most indispensable "tweak"?


Trying to narrow my possibilities down... 
redwoodaudio
I have to second the Critical Mass footers.
I put a set of 4 of the 1.0 under my Lumin X1 and I am wowed. 
I then ordered 2 more sets for my mono block amps. 

ozzy
I like  sandthemall  basic suggestion. Dedicated 10 gauge wire (shielded) and hospital grade outlets. 
redwoodaudio 
Your most indispensable "tweak"?

My 6mtly visit to my ENT Professor to vacuum the old wax out of the ears, after it you swear you come out hearing like a bat.
Scroll down and watch video, and you'll see what I mean.
https://www.insider.com/video-tiny-vacuum-cleans-out-earwax-2017-11

Cheers George