Too risky for us.Regarding additional guest packages, you can easily change your tax situation by offering what the IRS calls "significant services".

That way, when you’re ready to make an offer, you'll be all set and confident to move fast.

I frequently see sub2 deals on FB and other sites and out of curiosity I look at what they are offering. 

It typically takes multiple touches to convert a lead into a sale.

I have a lot of personal experience with BRRRR—both from building my own rental portfolio here in Memphis, TN and from helping both local and out-of-state investors successfully scale their portfolios using this strategy.One of the biggest advantages I’ve been able to offer my clients is structuring deals with hard money lenders in a way that allows them to acquire properties with less than $10,000 out of pocket in most cases which results them in massive cash on cash returns!

I was planning to send letters explaining the higher cost in taxes, market rents in the area, and then offer a gradual raise to meet in the middle somewhere.

Also DSCR typically has pre payment penalty while hard money does not. 

Typical PE investor double speak. 

Additionally, how many calls does it typically take you to successfully close a deal using this approach?

Ive testified at all levels of government on behalf of the organizations Ive worked with typically on the intersection of data and housing policy.