Manual labour was adopted at first as a means for students to defray their college expenses.
When a change of residence became necessary to enable the peasant to take up the new allotment, the state advanced £6 to each family to defray expenses.
Each adoption requires a donation to help defray the costs.
This does not quite defray the interest on the cost of their construction and equipment, inasmuch as it barely comes to 31% thereon, but rates and fares are deliberately kept low to encourage settlement and communication.
Part time jobs can help defray the cost, and shopping outside the mall can help as well.