If you never vote as a matter of principle, then surely it is irrelevant what any political party stands for or its policies, whether any of them try to safeguard your privilege of ownership?
Perhaps though you like big state involvement when it comes to the legal framework, judicial system and the enforcement and protection of your asset ownership? Do you like to rely on the socio-political system of private property rights and legal protection and enforcement without taking any responsibility for maintaining that system?
Bookmarks