So you’ve shopped around and have found numerous possibilities of mortgages that might work for your situation.
You’ve taken into account how much money you want to borrow, perhaps on a specific property you have already picked out or within a price range that you have determined you can afford and start compare mortgages to save money.
You have saved up for a down payment, or have decided to find alternate financing that does not require 20% of the purchase price for a down payment after compare mortgages to save money.