There was client bank account information in the folder and she could have done significant further harm to our business.

It might do more harm/headache than good

If you only plan on owning 2-4 properties, then there's really no harm in self-funding them unless you know a better, safer way to make more than the going interest rate on that money (most investment mortgages right now are about 7%, maybe effectively 5.5-6% after taxes depending on your brackets and tax structure).

You might want to read our series about “How to Screen a PMC Better than a Tenant”, since selecting the wrong PMC is usually more harmful than selecting a bad tenant: https://www.biggerpockets.com/member-blogs/3094/91877-how-to-screen-a-pmc-better-than-a-tenant-part-1-services-and-processes

There’s no harm in making some quick profit and reinvesting.If you're thinking long-term and are okay with the more complex refinance and buy-out process, BRRRR can build your portfolio, but just be sure the cash flow and potential appreciation make it worth the hassle.

Not sure how much I've been harmed, YET, though apparently I was banned and marked as a spammer back in April.  

But I know over the years I have seen couples really go at it and try to really harm the other spouse it happens as well.

Action in Indiana courts: suits moving forward, case files available on the court's website: https://public.courts.in.gov/mycase/#/vw/Search (enter Clayton Morris in the search).Complaints state plaintiffs were deceived and harmed by Morris Invest.

In addition to failing massively leading to Billion dollar losses for ibuyers, data-driven pricing tools have seriously harmed consumers and should be outlawed in my opinion.

If that were the case - would there be harm?