Could sell [product]
to [A], [B], or [C].
Compare on speed of
learning, difficulty of
reach, and which makes
the others easier later.

Decide Which Market to Enter First

Which door opens the others, and which closes them.

Prompt

We could sell [product] to [segment A], [segment B], or [segment C]. Compare them on how quickly we'd learn, how hard they are to reach, and which choice makes the other two easier or harder later.