zhizhi120

He opens the umberlop. A bill is inside. It is his monthly electric bill. The bill this moth is $14 . He grabs his check book. He writes a cheque for $14. He signs the cheque. He puts the cheque and bill inside another umberlop. He sells umberlop. He puts a step on the umberlop.

zhizhi120

envelope 这个字很关键。 50 seal stamp