https://www.askanartistpodcast.com/ - this is absolutely worth a listen. It's a series of podcasts by Printmaker, Laura Boswell and Painter, Peter Keegan. The titles are the tip of the iceburg. The topics covered, and the information within, are both useful in practical terms and informative in enabling artists to function as professionals.
www.dmrframing.co.uk (Crown Hill Industry, Milton Keynes)