com div ,com dis chl

hi i ve 1 slaes org and 3 dis chl and 1 com dis chl , 6 div and 1 com div, Now requirement is to use com div and com dis chl

while creating sales area i shd create sales area for all div and dis chl or just for com div and dis chl ,

while creating s.o wht shd i put sales area , and even for customer wht sales are i ve to put com div an com dis chl or rest plse guys reply soon its urgent

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