Anything that is missing can be re-phrased as a problem to fix. e.g. It's really hard to keep up with what's going on in all my friends' lives It's hard to fin

Anything that is missing can be re-phrased as a problem to fix. e.g. It's really hard to keep up with what's going on in all my friends' lives It's hard to find stuff on the Internet if I don't know who hosts that information Hotels are too expensive for medium-length stays