Hey! I know this is a bit late, but Part 1 of Basecamp's book "Shape Up" might be helpful too. It's not explicitly about specs, which is probably why I didn't

Hey! I know this is a bit late, but Part 1 of Basecamp's book "Shape Up" might be helpful too. It's not explicitly about specs, which is probably why I didn't think of it before, but it's worth a skim. https://basecamp.com/shapeup/webbook https://basecamp.com/shapeup/webbook