Also have a good full service ADU contact.

Could be a realtor or other vendors who want to earn a fee for the service. 

I now operate Iron Goat Home Services as a General Contractor/Handyman.

My guess is the 10% mark up because that's far less than any reputable GC will charge for their services. 

I see a few challenges arising with this type of set-up.If for example, he/she doesn't do a good job or if you no longer need their services or if a conflict arises between landlord and manger.Is their a way to structure the managers pay without bumping in to challenges later on?

I'm reviewing my rental property insurance after having gone through issues with the first ever claim on my current policy, which we're finding out has poor claims service and lacks ordinance or law coverage.

I have never needed a lead service.

That being said, you cannot ban all animals, because you cannot ban service animals from the property.

They are a service provider - you can hire them to support a specific transaction, or not. 

In case it's helpful, here are the companies around the twin cities which I've had the best experiences with subbing out different projects at my properties:For any electric work, I've had good luck with Stafford Home Services.