Trying to mix equity partners, tenants in common, etc to wonderful loans available only to natural individuals just complicates at your detriment.Add mom and dad to an investment property if you want to. 

Don't make it more complicated than it has to be.

It's not a complicated process (but it's not for everyone).

The consensus and concern from so many is that you are taking on significant unnecessary risk by not having the experience, or the team, to accomplish what you are working to achieve. 

This shouldn't be as complicated as it sounds as every home is going to have a separate lien filed against it for a specified amount of money. 

Or they get more complicated and are on case by case and total equity left..

This could potentially lead to complications such as frozen funds when mechanics liens are searched and they see the 2nd lien.

In most cases, neither is warranted.Warning: I am not an attorney, and this can be a complicated topic.

That'd be nice, but unnecessary.

To further complicate the process, this demand notice must now be attempted to be personally delivered to the tenant two separate times, on two separate days, before it can be legally posted upon the property.