market size question

This is absolutely one of the most entertaining cases to solve because it is not just about numbers, but also creativity. What sort of hypothesis can you think of to come up with a solution? 

First, you have to figure out how many parks are in the US. You may want to split this by small, medium, and large parks.

For this split, small parks = 2-4 benches, medium parks = 10-20, large parks = 50 benches

Then, think about how many of each of these park types probably exist across the US! Break it down either by large states and small states or by cities and towns.

And voila!