A lot of people tend to misplace their keys when they get home from work/school/drinking. The best and simpler solution is to install some kind of hook close to the entrance where you can hang your keys as soon as you come in. These are the funniest key holders I’ve seen so far and would make a perfect gift for some people I know.
You ought to see the brand new Wheel keyholder – from the same design team and just as great.