How To!’s senior editor Joel Meyer recently experienced a yard sale fail and wants to know what went wrong. He spent hours planning and organizing the items on his lawn, but when it was all said and done he barely made enough to cover the cost of lunch. Enter this week’s expert, Ava Seavey, a self-described master of garage-sale-ology and author of Ava’s Guide to Garage Sale Gold. Seavey tells host Courtney Martin some hilarious stories and insider tips for how to cash in on all your old stuff. If you liked this episode, check out “How To Find the Gems in All Your Junk” Do you have a problem that needs solving? Send us a note at howto@slate.com or leave us a voicemail at 646-495-4001 and we might have you on the show. Subscribe for free on Apple, Spotify or wherever you listen. Podcast production by Derek John, Joel Meyer, Rosemary Belson, and Kevin Bendis. Slate Plus members get bonus segments and ad-free podcast feeds. Sign up now at slate.com/howtoplus. Learn more about your ad choices. Visit megaphone.fm/adchoices