Coaxing guests to enter barefoot in the summer months probably won't be too difficult, but during winter, a good host should provide alternatives to bare feet. These cable-knit moccasins or a new pair of socks encourage shoe shedding. The Emily Post Institute says that it's "thoughtful to have several pairs of disposable, paper slippers by the door so that when they remove their shoes, and may also be unprepared to do so, you have something for them to slip into."