What does it mean to collect money and open a pool with a Huang Li voucher?

In ancient times, business must be written on paper, such as buying a house with a deed. There is a title deed for buying land. Writing down one's rights through a contract is called making a voucher.

Receiving money refers to buying a house, purchasing goods, collecting accounts, collecting rent, collecting debts, lending, and storing grains in storage.

Opening a pond means digging a well and digging a pond.