https://www.biggerpockets.com/blog/anonymous-trusts/ This article presents an opinion on using the Trusts for anonymity and asset protection. 

When they email me anonymously and I like the answers, I quickly check their FB and court records. 

Since these disclosures are private, and not part of the public record, it does not violate the anonymity you’re seeking.Feel free to connect with me if you'd like to know more!

So that is probably what you have heard about and it is a good tool for those who want the anonymity!

On top of that you can introduce anonymity with the Land Trust and remove your name from public record entirely for the property, which is a useful trick.

. - will the series LLC provide anonymity ? 

Ask them about whether they can provide anonymity on public record, assist you will establishing operating companies and if their entities will roll into any future estate planning if the need arises.

If you want a layer of anonymity, hold the properties in a land trust with the child series LLCs as the beneficiaries.Separately, if you do flipping, have a Series LLC for that, with each flip in a child Series-LLC and left dormant after sell.Here is a diagram to help you on your quest: asspro-cya-diagram-v6a-solo-401k

So for asset protection & anonymity, I'm considering transferring the property into a land trust.

I’m one of those guys who’s kind of into anonymity, though I understand that it’s a rabbit hole, and if someone really wants to find you, they can, it’s just a matter of making it difficult enough so they’ll give up before they get anywhere.