Create 2 parties for them so there is the illusion of choice.
Control both parties.
Make it so that both parties only allow controllable candidates.
Gatekeep and absolutely keep out patriot candidates.
Use the Intel agencies to blackmail candidates.
Fight term limits so that we never have to replace our controlled politicians.
Keep the illusion alive that the 2 parties are separate while controlling both.
Control the voting machines.
Never allow term limits.
Never allow 3rd party candidates unless we control them and need for special situations.