Answer:
make a 40% down payment upfront
Explanation:
The best arrangement that would help him accomplish this would be to make a 40% down payment upfront. The best way to build equity as fast as possible is to put down the biggest down payment that you can. The bigger the down payment, the higher the boost in equity that you will receive. That is why it is the best option. Anything above 20% down payment is the ideal scenario, while 40% would be perfection.