It's also a mistake to consider the expense of maintenance of an LLC as a deterrent to this protection or to believe insurance is all that is required.  

They potentially could also do it for asset protection or credit purposes.

Asset protection from dissuading an on looker from filing a suit then yes but wouldnt that be indrect asset protection or "optics," only?  

As a long term, buy and hold investor, should I hold title to the property in an LLC to increase asset protection or is having an umbrella insurance policy enough?

Is it just personal and asset protection or is there more?

So does using the LLC but signing with my name add any real level of security/liability protection - or would the LLC most likely be pierced in the event of a lawsuit?

Here's a question for those people with LLCs - do you recommend creating a LLC for EACH property for protection or is it just better (or easier) to create one LLC and group all of your properties under?

DSCR doesn't offer any liability or anonymity protection, other than the fact the loan note itself is a form of asset protection (because there is usually little to none equity in the property to take from the owner).Here are some graphical helpers to assist in the quest of answers on this subject:Asset Protection Decision Diagram - to help assess the need for asset protection, and what to implement : https://www.biggerpockets.com/files/user/CosIorg/file/asset-protection-decision-diagramAsset Protection Onion Diagram - what, when and at what cost one should implement in terms of asset protection - https://www.biggerpockets.com/files/user/CosIorg/file/asset-protection-onion-diagram-v2What is needed for complete asset protection OR the domains that need to be intersected to find asset protection

I am not doing this for asset protection or any other reason - just as a way to demonstrate that I manage properties in addition to our own and to count those hours of activity. 

It is probably the best for asset protection, but do you want or need that full protection or is that something that you want to build over time and can accept to have a lower level of protection for now and just create the corporation and one or two LLCs.Again, it is your choice.