It all depends on how fast the property is appreciating as well. 

@Geoff Engel depending on what amount of available cash you are starting with and what you ultimately want to achieve will help determine your path.

Depending on the amount owed I might pay it off after I’m under contract to do a property inspection and ask for the money back at closing.

As others have said, insurance will most likely not be worth it depending on your deductible.

Starting with your wife and possibly your kids depending on age (for example, they can help clean between tenants, this starts  their education [Check with your accountant because you may be able to pay your kids and take a deduction].- - While you will do the lion share, can you take advantage of your wife's talents and availability?

IMO how you treat the BRRRR project regarding who you hire and what you spend and timeline depends on the region and SOW3.

These are typically interest only and require a payment of 1-4 points up front depending on your area and the PML.

That being said, this depends on your overall financial situation.

You can mail them any of the following A letter explaining who you are and what you can do for them.A calendar with your picture and contact information on it.A bottle opener keychain with your contact information on it.A pen with your contact information on it.The area you choose as your target area should be a neighborhood that a lot of your social media friends and followers live or do business in.

If the property does not require an extensive rehab and just needs cosmetic repairs then a standard landlord dwelling policy in most cases depending on the carrier.