Just because you rent your home doesn't mean you can't make some seriously impressive upgrades. Recently, I asked renters of the BuzzFeed Community to share the best lease-friendly upgrades they've ever made to their spaces, and the responses were as creative as they were helpful. These are the home improvement suggestions that'll make the biggest difference in your daily life — all without getting on your landlord's bad side. 1. "New hardware on kitchen cabinets! The standard hardware in our rental was cheap brass, so I purchased matte black cabinet pulls for less than $50, and they've upgraded the look of my boring cabinets." 2. "Our house was built in 1988, and all the light-switch plates and outlet plates were faded beige. We changed all of them to white, and it immediately made it look so modern." — Sarah 3. " Smart plugs are amazing, and I am not normally an advocate for gadgety things. You can set lamps on timers for when you're away, and it's also super convenient for holiday lights.…