Originally Posted by
LexieCat 
Yes, cut the rope, and do not--repeat--do NOT--respond in any fashion other than to give her her stuff back.
Don't stress over crazy-making statements or behavior. Don't let yourself be provoked.
Totally agree with this! And I think I can almost guarantee that once she
truly realizes your behavior has changed & you are enforcing your boundaries, she will start reacting & try to provoke your old responses. Don't get sucked in! When you disengage she has only herself to drive crazy.
