neurology boards

Hello Was hoping for some guidance about neurology boards. I've been studying quite a bit my resources are Cheng ching neurology question book Board vitals Mayo clinic review series Laughing your way to passing the neuro boards Despite this , I'm not scoring well on board vitals or Cheng ching...

I am preparing for the boards this year and was confused between beat the boards and Osler audio lectures. Anyone have any recommendations? Is anyone interested in making a group for a discount?