However, flipping does come with its own risks, particularly if you consider purchasing a foreclosure, which can be unpredictable.

I do agree with Dan that appraisals are more unpredictable, but would expect this to improve with increased activity & national recognition of ADUs in the lending world.3) Not sure what is meant by stability.

But this is an unpredictable one off event that comes about as auxiliary to one’s main activities.  

I think the past is a good example of showing how unpredictable it is and not being able to predict the future. 

Where rates will go next is unpredictable.

@Rene Hosman I don't but the land in this area is unpredictable with boulders and can be quite polluted from old industry.

what's the unpredicted capex expense or maintenance that you find during purchase?

Like in a high-stakes bank robbery film, only this time you're negotiating the exciting and frequently unpredictable world of real estate financing rather than robbing a bank.

Should I jumb with FHA and buy or save to have enough cash reserve for a unpredictable disaster?

Free marketing channels are unpredictable, so I wouldn't recommend them for scalability.