Legal Question in Real Estate Law in California

You need to give us the reasons for doing so as in general it is not beneficial to do so [no stepped up basis on her portion upon your death, etc].

A quitclaim deed. But, be careful there are many reasons not to add her or to different methods.

If you want your daughter to receive ("inherit") your fully-paid-for home upon your death, 99% of the time the BEST way is for you to place it in a so-called "living trust" with your deaughter as the successor trustee and the beneficiary. Avoids probate, but also and more importantly avoids TAXES. Both previous answers allude to this without really expressing it. Setting up a trust is rather simple and many lawyers have experience and competence in this area, and it should not cost nearly as much as your daughter would pay in capital-gains taxes if you give her the property while alive and would avoid probate costs and delays if you passed it to her in your will or if she inherited it on an intestate basis. Find a nearby trusts lawyer for a consultation!