Guidelines from Fannie Mae:-Calculation of Reserves for Multiple Financed PropertiesIf the borrower owns other financed properties (determined in accordance with B2-2-03, Multiple Financed Properties for the Same Borrower), additional reserves must be calculated and documented for financed properties other than the subject property and the borrower’s principal residence.

it seems like the partner with the mortgage is taking on additional risk and not allowing him/herself the opportunity to finance other deals in their name.

This isn't HGTV and I am not some Guru, I am a 40 year old dad with two kids that is tired of working 50 hours a week so someone else can get rich.

Would have been fantastic for moving my kids to college.Pull up in the parking lot...Dump...See ya!

 So on a deal like this I asked myself how good is the deal for the additional risk.

Additionally, if the debtor changes jobs, you'll have to go through the garnishment process again.

She renovated it with the same lender, who now has about $300k into it, it's worth about $350-$375k.Then two kids and a part-time job, she can't really afford it, she and lender are a little uneasy.

Exactly - in addition, you're going to have to lay everything out on the table for the professionals you ask.  

Additionally, if you are looking for guidance when it comes to REI, I am your guy, you can PM me any questions that you have, I would love to help you out.

I am being asked by a tenant to add his kids names to the lease ???