To add to it, not sure about your state, however in Mass, families are a protected class hence we cannot discriminate tenants or applicants based on their family orientation.

I was able to get plenty of applicants using these methods.

In determining the amount of reasonable compensation under §162(a)(1), it is necessary to consider both the amount of deferred and nondeferred compensation. 606 The Tax Court and several Courts of Appeals have adopted five factors in determining the reasonableness of compensation:...The Second and Ninth Circuits have held that the reasonableness of compensation must be assessed from the perspective of a hypothetical or independent investor, not as a separate autonomous factor but instead as “a lens through which the entire analysis should be viewed,” and requiring the application of four factors:

Those beating their chest claiming they are drowning in applications either have low criteria or are exaggerating.

I'll email you the structure and an example rezoning application with numbers we have 3 coming in June / July. 

However as a rule we have a baseline credit score (620) if they are below that- all applicants for the home combined, then we automatically require a double deposit (or higher deposit if double isn't allowed in your state).

There is one guideline I don't fully understand which makes it hard to know if it's satisfied, which is "The Servicer has complied with all mortgage insurance requirements applicable to the transfer." .. not totally certain what that is, any idea? 

I would start with rental comp search to get the market rent for the condo and then confirm the AB 1482 exemption and deliver notice if applicable and not yet delivered.

Is your DSCR ratio greater than 1-meaning are you cash flowing (according to the lender's criteria of mortgage, property taxes and insurance (and HOA) if applicable).

Most lenders will do a hard credit pull before presenting a formalized term sheet, but that is after a property is under contract and your offer is accepted/you submit a full application and send in a credit authorization. 20% down with no STR experience is pretty normal on the market, but you will likely be using a haircut AirDNA projection instead of the full 100% to qualify you.