1.
If you call for someone, you go to the building where they are, so that you can both go somewhere.
I shall be calling for you at seven o’clock.
PHRASAL VERB : V P n
2.
If you call for something, you demand that it should happen.
They angrily called for Robinson’s resignation...
PHRASAL VERB : V P n
3.
If something calls for a particular action or quality, it needs it or makes it necessary.
It’s a situation that calls for a blend of delicacy and force.
= demand, require
PHRASAL VERB : V P n