As long as you're taking proper precautions and monitoring your credit (which you should be doing while investing in real estate anyhow), there is probably not much harm, like David said.

We don’t know any PMCs to recommend in the area mentioned, but since selecting the wrong PMC is usually more harmful than selecting a bad tenant, you might want to read our series about “How to Screen a PMC Better than a Tenant”:https://www.biggerpockets.com/member-blogs/3094/91877-how-to-screen-a-pmc-better-than-a-tenant-part-1-services-and-processesWe recommend you get management contracts from several PMCs and compare the services they cover and, more importantly, what they each DO NOT cover.

If the siding is not chipping or breaking apart there is really no harm.  

A true provider will be exactly what you are talking about, they own the home, did the work, placed the tenant, and will manage the home.

Also if you request it be fixed and don't buy the property, you have now done financial harm to someone else, and if you do you don't know if that person might come burn down your house or something crazy.

It all depends really. if you are satisfied with your returns and are nearing retirement then there is no harm in keeping them.

If you had found an amazing deal in NC and you needed that money for the down payment, I could see that, but to me, there's no harm in leaving your 401K in place until you have a very specific use for it (like that great deal).  

I don’t think he is negitive as much as he believes (much like me) that the Fed etc. helps the wealthy and harms the working or middle class.  

I agree with many of the views in here; if you aren't going to use it much and it isn't central to your business plan, it may do more harm than good.

A poor logo design can actually do more harm than good so consult a professional designer.