Twin sisters Lyndsay Lamb and Leslie Davis give their all to every home they refurbish together on HGTV's Unsellable Houses — especially their hardworking attitudes and creative ideas. While renovating their way through real estate in Snohomish, Washington, they've mastered the art of do-it-yourself projects. Now, they can find a cleverly-cool solution to any home design equation. Ahead, find their best DIY home projects from Season 4 of Unsellable Houses. Warning: You might just want to try some of these out at home.