Tick anything you already have, in any order. Quests unlock once this is done.
Trespass is at best civil and often criminal, and asbestos and rotten floors are the real dangers. Take nothing, break nothing, and never go alone.
Find one near you2 things left above. Quests are real things you go and do, so they only make sense once you have what you need.
First one waiting: Research historic and abandoned sites near you