They would want to hire someone who is experienced working in a pottery factory, or someone who knows how to make pottery.
Once we leave the galaxy we will still be in space but it will be empty but not completely empty you would be surrounded by other galaxy's though they will be far, if we are able to advance technology enough we will be able to go throughout the universe.
The informal sector lacks land, capital, and technology, and can be less productive than formal enterprises, however, it can improve individual earnings and add money into the economy. It is the access to the market and power to purchase that can assist the productivity of the informal worker. If products can be sold on a cheaper mass scale to informal workers to use as a resource, this could help improve this sector to be more meaningful.