I keep old electronics and often raid their PCBs for components that I can't get in a hurry. I've learnt to redesign circuits to work with the components I can

I keep old electronics and often raid their PCBs for components that I can't get in a hurry. I've learnt to redesign circuits to work with the components I can salvage or have in my junk trays. In a pinch I will strip components from old projects that have been put aside.