What's the best way to store and categorise resistors/capacitors/ICs/etc?
I keep resistors in drawers organized by the first digits of value.

R-1, R-12, R-15, R-18, R-22 and so on. (same for capacitors)

R-1 contains 100ohm, 1k, 10k... 
R-22 contains 22ohm, 220ohm, 2.2k, 22k...