I want to add onto the existing house and create an apartment as part of the extension.

I don’t know anything about running gas stations but if you do, I recommend getting extensive insurance coverage for environmental land contamination. 

We do put them on the lease and seek collections from them if things go sideways but we have found that most of the time the cosigners do not care.

Are you interested in collecting payments online with the reporting included or just rent reporting without online payment processing? 

And while Pennsylvania State Inheritance is typically also not recorded, all 67 Pennsylvania Recorder of Deeds are instructed to collect the tax if there is any indication that the property owner is deceased.

I also subscribed to RankBreeze ($80 per quarter or $27/month) and have a StayFi router to collect guest contact information ($15/month).

Also note if the listed rent changes.Our actual vacancy of less than 10% has closely tracked the data I collected this way. 

I collected rent (with increases ) for those 4 years .

However, the possibility the former owner or one of the lenders will claim service was improper is one of the reasons title insurers are reluctant to allow a policy to be issued w/o a quit title action being completed first.It's a good idea to ask the title agent for a commitment that will show the requirements for the issuance of a policy w/o exception for other interests.I think almost 100% the mortgages are gone with a properly notice tax sale.. and in most states I work so are the utls. they try to force you to pay them but if you push back and or know they cant try to collect you just need to push the point.. while banks will normally pay tax to protect their interest sometimes they dont  like in this case.. 

With more people working remotely, a dedicated office could be a big draw, and a workout space adds value without requiring extensive renovations.