Every week a Guardian Money reader submits a question, and it's up to you to help them out. A selection of the best answers will appear in Saturday's paper.
What's the best way to trade stamps and coins? Photograph: John Stillwell/PA
This week's question: My mum has just given me my late father's coin and stamp collections to dispose of. I know nothing about either - where is the best place to start? Will dealers give me a fair price, or should I try to sell privately? If so, is eBay the answer? Please, give me your thoughts.