With a warranty deed, the grantor is guaranteeing the title of property holistically. Warranty deeds are rare in California.A warranty deed contains express covenants of title. While both Grant Deeds and Warranty Deeds are used to transfer real property, the key differences lie in the level of protection they offer to the buyer. Unlike any of the other, lesser deeds, these six warranties cover the property from its beginning to the end of the grantee's ownership in the future. California mainly uses two types of deeds: the "grant deed" and the "quitclaim deed. California warranty deed form to transfer California real estate. Attorney-designed and state-specific. A warranty deed guarantees that a seller owns the property free and clear of liens. A warranty deed, also known as a general warranty deed, is a legal real estate document between the seller (grantor) and the buyer (grantee).