Where to buy stuff

You need parts, this is where you get them.

PedalEnclosures.com - Pedal Enclosures, surprised?
DiyStompboxes Store - Components, supports the diystompboxes forum.
Futurlec - Components.
Doctor Tweek - Components (UK).
Tadya Electronics - Components.
GapCo - Not that wide range but affordable enclosures (UK).
Bluebell Audio - Mostly tube related stuff (UK).
Small Bear Electronics - Looks a little dated, but has lots of hard to find parts.
Musikding - Germany based.
MEK Uk-Electronics - Regardless of the name, also Germany based.
Bitches Love My Switches - Ignore the name and you can find switches, jacks and some other stuff here.