Bought 200 pots for that mixing desk project you never got round to starting? eBay impulse purchases? Massive job lot that seemed such a good idea at the time?
List excess and unwanted components and parts here - they might be just what someone else needs to complete their project. No rules here other than not asking for something you don't have a genuine use for.
We can see how this pans out - and whether we end up working on a swapping, lending, giving away or selling basis.