Say I'm at HEF, Manassas, inside the SFRA and want to fly to KBAF, Barnes in Mass. To do that and comply w/ regs & to remain clear of the Bravo and FRZ, I file my SFRA flight plan with exit gate FLUKY. I depart to the north and turn west, exiting the SFRA but still inside the 30 Nm Bravo mode...