Normally I see them go to see their business and dreams die there.   

So if your adding a bunch of BS fees to a normal priced place you then are over priced compared to the competition that may or may not be self managed.

Is it normal for a partnership to form between a house-flipper (someone who finds deals, buys property, restores the property, and sells) and an investor (brings in the needed capital to buy property)?

I think what you're experiencing is totally normal for someone who knows what they're looking for.

Damage to a quartz counter (same for stone counters) is not normal wear and tear.Good luck 

Force placed insurance is also about 3-4 times the normal amount. 

We recently moved so we would normally pay the electrical for those items.

I also own other properties so they are saying this is normal once you are reaching loan capacity.

If you look here on BP, there is a lot of info on how to screen tenants.I also include as my final step in the approval process a home visit at their current residence to verify that they've taken "reasonable and normal care" of it. 

Made it to settlement by the skin of my teeth (debt to income ratio was excellent) after being underwritten twice.