It also depends on the extent of the foundation damage and repairs, I have done minimal slab crack repairs on flips and disclosed to buyers, without any issues, and I have also done more extensive slab repairs with plans, permits and inspections, and also disclosed to buyers, without any issues. 

Having a detailed rehab plan and experienced team is critical.Not Screening Tenants Properly:The rental phase is crucial, and bad tenants can cause property damage or miss rent payments, disrupting your cash flow.

All 3 had no flooding or damage..but there is always risk.

Better to own a few quality properties than a bunch of crapboxes that end up damaged and vacant and eventually lose money.

This can happen due to moisture damage or improper installation techniques such as using too much adhesive or not allowing ample time for drying before walking on them.

I am wondering if it makes more sense to just deal with the large upfront cost to have the roof done fully or if repairing the damage will end up coming back to haunt me.It's a rather small house at just over 600sqft, for an addition is it really just a matter of getting estimates for the addition and comparing that to the additional rent I would get and seeing if it's worth it?

@Abel Eskinder since you're out of the country, you'll probably want to give some thought to our copy & paste info below:-------------------------------------------------------------------------------Recommend you first figure out the property Class you want to invest in, THEN figure out the corresponding location to invest in.Property Class will typically dictate the Class of tenant you get, which greatly IMPACTS rental income stability and property maintenance/damage by tenants.If you apply Class A assumptions to a Class B or C purchase, your expectations won’t be met and it may be a financial disaster.If you buy/renovate a Class A property in Class D area, what quality of tenant will you get?

This is in FL and the lease says "We will not be liable for any damages, loss, or injury to persons or property occurring within your dwelling or upon the premises.

And the damage is done.  

“If corporate feels they can make more money if they can get that person out and get somebody new in there, they can,” Torres said.Eviction by golf cartAt the Cyprus Apartments complex, with rows of tile-roofed buildings and more than 500 units, evictions were conducted under the shade of a golf cart as the temperature crept to 109 degrees.April Cordova, the property’s manager, surveyed the damage at an already empty unit.