It was his Bulgarian wife who first came to the Netherlands. But since she only got job offers for cleaning and assembly line work they made the decision to move to Bulgaria together. There he started working at a dutch customer service agency. Their plan is to save enough money to eventually move to the Bulgarian countryside.
Because of the cheap labor, Bulgaria is an attractive country for many companies to establish their customer service, this includes the Dutch. Because Dutch is a language that view speak, the salary is higher than the average Bulgarian salary. This makes it for some people attractive to move.