I did a few garage sales in the last couple years and I learned a lot from it. Here are things I would not sell and some you should not sell at a garage sale.
It was spring (until few days ago): aka decluttering time and garage sale time. These last years, I let go a lot. Thanks to the revelation that A Slob Comes Clean was to me.
Garage sale or yard sale, however you call them, may (or may not) be a great way to get rid of your stuff. I did a few and I want to share my tips to make yours successful.