In other words, does the $750,000 mortgage limit still apply if the mortgage interest is split between the rental and personal portions of the property, effectively lowering the principal amount of the loan amount applied to the personal portion under the $750,000 limit?

The one I use is cost effective but a little less slick/modern than some others out there.

The are different ways to get money and you need to be creative and organized at what you do.There is a tax situation that effects your decision. 

If you are looking for something that is cost effective and doesn't need too many bells and whistles, then this could work well for you. 

Many classes will be going online this fall, so that's going to effect vacancy rates for student rentals.

Another suggestion is for you to join a REI group and/or your State LL Association there you can network, get forms, leases and all the legal support to be a confident and an effective PM. 

My goal is to have a team of investors with me who effectively pool money together to finance  and purchase residential homes through the LLC until selling to turn a profit.

The MPI is only .85 shouldn't be a big effect on rent. 

The new rules for all STRs went into effect as of December 1, 2019.

The difficulty with the refinance part of BRRRR is when you use residential loans your credit and DTI are effected.