I’m looking to connect with someone who has scaled a wholesaling or real estate investing (REI) business to $2.5M+ in revenue, especially if door-knocking is a part of their strategy.

Start by reading the Ultimate Real Estate Investing Guide: https://www.biggerpockets.com/guides/ultimate-real-estate-investing-guide/introduction2.

My wife and I have been doing an MTR-exclusive startegy for 3.5 years, and we still have a hard time figuring out how to predict vacancy, especially in a new market that we're considering.If we look at FF's (pretty crummy) data on their website we either see very few listings, so we think "no one is investing here; bad" or we see a lot of listings and think "too much competition; bad". 

Hi @Jef A.My favorite RE asset class is real estate notes. 

Which would be done by using the cashflow from RE properties.

Written by attorney investors, it's full of practical advice about the management of investment property, has sample forms that can be edited, and - most importantly - tells you what your primary state laws are and where you can read them.

As someone with no experience investing into a syndication, is this normal, a red flag, or possibly ok depending on other variables?

Even if I 1031into an actual investment property?

Always look at comparables when investing.

Start by reading the Ultimate Real Estate Investing Guide: https://www.biggerpockets.com/guides/ultimate-real-estate-investing-guide/introduction2.