What’s one thing you wish you’d checked before moving into your home?

Sometimes you only discover the real character of a property after you’ve lived in it for a while.

It might be something to do with insulation, heating, plumbing, damp, ventilation, noise, storage, or simply a detail you didn’t think to look at beforehand.

What’s one thing you wish you had checked before moving in, and what would you pay more attention to next time?