I will go look at some and if I feel the what warrants the cash flow I'm looking for in addition to the 'other' things like expenses then I'll go further.

It is your connection to fix but the appliance company may be overally conservative, give them a bad review if you feel it is warranted.

That hardly warrants the effort.

That’s one of the risks when taking title via QCD, the Grantor is not warranting anything, like unpaid property taxes for example.

If you are starting out, having a plan is good, be flexible and make adjustments when warranted. 

If the condo is non-warrantable, it limits your pool of buyers, therefore limiting your exit strategies. 

All it means is that they won't warrant anything that happened before they took title.

That is only useful for first glance to determine if the property warrants a deep dive.Each property needs to be thoroughly vetted and underwritten to determine an offering price.You need to make sure to get all of the rent rolls so you can verify economic occupancy, T-12, tax returns etc.

I do make sure my tenant is aware of the situation & should feel free to call the police if warranted. 

You also have a better case for a limit if there is an additional burden on you such as utility or if  the unit warrants it by size,  if for example the second room is very small.