I am not trying to grill you, I am trying to help you and others reading this.Really let go of any reservations and emotions you have reading my message.

This was a perfect set up as it had a walk out basement/separate unit with 2 beds/1 bath and a kitchenette.

It has primer in the mix, so you don't need a separate step.

Imagine having 10 separate accounts just for 10 properties.

Or should I save up separately for my first rental property and keep my personal residence out of this?

This is why Market Analysis, with NO emotional rationalizations, is so important, before you buy. 

On the stereo they cued up a Taylor Swift playlist, songs about separation and loss and moving on.Early in the evening an order came in from a Japanese spot.

I would recommend consulting with an attorney to find out why you would need a separate LLC for each property. 

The landlord responded that the lease was not subject to the Rent Adjustment Program since the rental was for “sole use of one or more rooms and shared use of common areas (such as a kitchen) in the residence,” which was a single-family home.In its decision, the court focused on the definition of a “dwelling unit” as used in the exception found in Civil Code section 1954.52(a)(3)(A), which provides that “an owner of residential real property may establish the initial and all subsequent rental rates for a dwelling or a unit about which the following is true…It is alienable separate from the title to any other dwelling unit….” .

This was a perfect set up as it had a walk out basement/separate unit with 2 beds/1 bath and a kitchenette.