Bus Conversion by Timothy and Meryl Miller

Budget Breakdown: A DIY Couple Turn a Bus Into a Dreamy, Off-Grid Home for $20K10 of 15

Meryl designed the couch to be big enough to lie down with their dog, Gorby, who is not a cuddler. "He really likes to have his space," she says. "So, I thought if we made the couch big enough, then my dog will snuggle with me." (This, she reports, was a successful tactic.)