And although it may be tricky to estimate overall repair costs, I agree with the above idea about getting a peak at the Seller’s Property Disclosure and supplementing that with viewing the online photos which would start you off nicely.

Interested in learning about passive supplement real estate investment avenues.

yep, and then they stick you with a nice supplemental tax bill to make up the difference for the assessed year. 

Hey Tyler,Rentometer is good, I use it when I evaluate any deal and one of the local bankers I work with also uses it to supplement their underwriting process.

I do plan on supplementing income with 1-2 flip houses per year. 

I would stick to hard money lenders, family, or possibly a partnership to supplement the missing amount. 

If you’re looking to supplement your retirement look for a solid appreciation area with good schools that cash flow on 15 or whatever number of years until your target retirement age.

@Steven WilsonGood point.I don't think it is viable as your sole investing strategy but I think it could be a great way to supplement some extra cashflow if you have a garage you don't use or a big yard to park an RV. 

When you look around the world the countries that have all these freebies have high taxes so the productive in society are just supplementing those that are not. 

House-hacking can be a great strategy to supplement your housing payment and I hope it works out for you.