Once you have a substantial sample size, itemize them on a Google sheet form and compare the Price, Price per square foot, Lot size, price per bedroom, etc.

I have some, as well, let's compare notes! 

If you can find someone willing to do a HELOC, rate will be much higher compared to a cash out refi. 

Are they a pain to service compared to standard machines?

Have you price compared your rental with what’s in the market?

Cost will be minimal compared to falling for the systems where they want to keep upselling you. you dont even need to join local REIA, sleep with GC and ask question that's all LOL 

Compare the rates and monthly payments of the 2!

These offer lower upfront costs and less active management compared to some other strategies.Base your decisions with your learning curve, start with simpler approaches to gain experience and knowledge before venturing into more complex strategies.

Would a turn key residence be better for my first house hack compared to a simple renovation backed by a FHA 203K loan?

You can find out how to workout online too, but it’s absolutely nothing compared to having a well-qualified trainer with an exercise science degree (I know because I have one after failing on my own).