Prepping for overnight guests is not always a pleasant task- beds need to be made, rooms tidied up, all with the goal of making the place look presentable. But with dollar signs in mind, some seniors have begun making themselves professional hosts- through the room rental website Airbnb. In fact, females over 60 are now the best reviewed hosts on the site, and the number of seniors hosting renters has grown by 102% in the last year. For those retired or without sufficient funds, this is an especially welcome way to earn extra income. So grab your suitcases and Read This.