We, unfortunately, are not in an online game where the Diploma artifact adds +5 to wisdom, +10 to mind, +10 to responsibility.

yyy: You need to get an artefact dissertation. +10,000 to salary

xxx: you need to buy an artifact Military ticket - one of the quests for obtaining a passport

Yyy: You cannot buy artifacts. But I heard there was one raid. You go there for a year and at the end of the award - a military ticket.