The biggest flaw is there is a steep learning curve and a lot of the functionality is built for communicating with clients (homeowners), which isn't really applicable for flipping houses.FlipperForce/RealeFlow/FreedomSoft/Fixters - These are real estate specific softwares with varying levels of project management features & functionality for managing rehabs.

No specific questions just yet, but I guess one very broad question I can think of is what would you say is the biggest difference in evaluating a potential deal between a LTR and an STR?

What were the biggest challenges?

The biggest con to manufactured homes are the building materials they are made of.

The biggest problem of working with institutional capital is that they find investment chunks under $10M to be bothersome in that they have that opportunity all day long so why bother with the real estate start up firms that work generally in th $1M to $5M space.  

As a landlord my two biggest (not the only) concerns are whether or not they can handle the unit financially and whether or not I feel they will take good care of the unit.

My biggest mistakes in partnerships was not being clear of expectations/roles, not doing my due diligence of my partner's FACTUAL background in real estate (not what they show me or what I see on the internet) and verifying that they even had a system or SUCCESSFUL experience in what they were supposed to be bringing to the table. 

Find the biggest investor in your area and pay them to mentor you, with a written contract.2.

They can even ask friends to water plants while deployed or stop and feed the cat while the tenant is spending a night at the casino.

Length of time to find a tenant is not my biggest concern, the right tenant who pays on time and cares for the place is paramount.