Answer:

plana

Answer	Crossword Clue
PLANA	Strategy to start
PLANA	First course of action
PLANA	First course?

PLANA	Optimum course
PLANA	Course to start with
PLANA	Initial strategy
PLANA	Preferred option
PLANA	Primary strategy
PLANA	Drawing board original
PLANA	Preferred strategy
PLANA	Preferred course of action

PLANA	Try this first
PLANA	Favored course
PLANA	Starting strategy
PLANA	It has a backup
PLANA	Primary course
PLANA	Preferred course
PLANA	Backup preceder
PLANA	Strategy to try first

PLANA	Flat bone surfaces.
PLANA	Flat surfaces of the skull
PLANA	Level ground, in Spain
PLANA	First strategy
PLANA	Primary stratagem
PLANA	First option
PLANA	Preferred way to proceed
PLANA	It's often backed up

PLANA	Original scheme
PLANA	First choice
PLANA	Main course?
PLANA	Initial course of action
PLANA	First choice of schemes
PLANA	First strategy choice
PLANA	Primary scheme
PLANA	Something to try first

PLANA	Starter course?
PLANA	Preferred option for proceeding
PLANA	The first thing to try (and hope for the best)