Question

What was the advantage of using them to hundis

Answer 1

your question seems to be incomplete

Answer 2

Answer:

Hundis were the financial instruments that were evolved on the Indian subcontinent and it was used in the trade and credit transactions. ... However, the main advantage of hundis was that it made the trade easier and reduced the risk of robbery because due to the hundis, people rarely carry a big amount (money) with them.