In this case, would the IRS reject a prior return's use of a DIY if a full engineered study supports or exceeds the deductions that it reported?  

Again, others might feel differently here.3) property level due diligence: (takes seconds to weeks per deal): here is where I drill in with the low-level details.a) pro forma popping: I examine all the assumptions, and see if they are overoptimistic or not.

Usually, I had a 48 hour advance policy, meaning you must cancel 48 hours prior due to it being a huge inconvenience for getting other work as she stated.

Best way to find end buyers is to ensure it's well marketed - Professional photos, professional clean prior to listing, aggressive list pricing.

Most, if not all screening tools do not include a comprehensive rental screening with a renters prior rental rating like Mayistay. 

I would think your insurance agent might have access to some historical information for a specific area as they would want to examine this closely for their underwriting.

My bizz partner when I was doing timber in the 90s  prior to us doing our thing.. he had a Cedar shake mill.. things changed in San Jose area tile roofs are very prevalent. 

Do you provide move in and move out reports How many pictures do you take of the property prior to tenant moves in and after the tenant moves outDo you get weekly reports when the property is vacant what prospective tenants are saying about your homeDo you provide monthly newsletters to your tenantsDo you hold investor education classes to help me become a better investorDo you have single point portfolio based management services?

One thing I would add here is to check prior landlord references, not just from their current one.

I do know coaching/mentoring/selling programs can be good money, especially if a person knows how to market themselves or has a bit of prior exposure.