When traveling with your significant other, you will typically stay in a hotel room that just has one bathroom, so it can be polite to use the bathroom in the lobby if you don’t want to stink it up.
Similar to thrift store shopping for clothes, many people (myself included) love to peruse and buy books from used bookstores ...
“Auto program your thermostat, and get used to throwing on a hoodie or sweater when chilly rather than cracking up the heat,” ...