Yea, as an investor you should get to "sit back and collect the check" just like we sit back and collect a plate a food brought by a server at a restaurant. 

Are we required to refund them for the food that spoiled or is that a courtesy?

You made a good deal, provided for yourself, and continued putting food on the table.

Especially when you are operating in a densely populated (and probably saturated) market like the DFW area? 

Hi Mellisa,Diatomaceous Earth (Food Grade) kills fleas.It works better than any of the chemicals I've tried.Fleas slide over it and it tears them open and they die.

As the roof is being worked on, the contractor falls off the roof, cuts off a finger, or even falls through the roof and puts his food through the ceiling perhaps. ( these things happen) Who pays for that cost?

What a great point and food for thought regarding risk tolerance! 

I can't wait to meet you all, and as I'm Louisiana Cajun, if you've any questions about Nola, Cajun culture, the bayou, food, what Cracklin's are, restaurants, etc, I'm here for ya.

We are right off the highway next to fast food outlets and a Speedway right next to us (Gas Station). 

Remember when razor blades, pins, caustic soda and slivers of glass were found in baby food. the UK.