the subprime must constitute five - member societies that , along with the bank ' s field personnel , closely supervise the mortgage . peer pressure substitution for collateral because the group ' s first two borrowers have to starts repaying the principal plus interest over a six - week process before the other member can seek out loans . the interest rates is fixed at 16 % .
The first two borrowers must start repaying the principal plus interest over a six-week period.