Eventually you should have plenty of gold. Stealing or crafting can speed that up, but are not necessary.

Earning a honest living (newbie friendly)


As long as you check for keys, etc, before resorting to using lockpicks, you should be fine.

You can craft lockpicks from nine inch nails, which you can buy from the mortician (in addition to randomly in loot or merchant inventories).

Divinity Original Sin: Enhanced Edition Crafting Table searchable / filterable

Divinity: Original Sin EE - Crafting Guide