Packaging is vital to a product’s commercial success.
Information
causal (X is vital to Y) Packaging is vital to a product's commercial success.
example illustrating this causality New improved version of drink X succeeded in blind taste tests.
pivot (however) / causal (mainly because) However, customers didn't buy it, mainly because the can looked basically the same, making consumers expect that the new product would share features of the old product that it no longer had.
Evaluate
We know that people like the taste of this new drink when they have no expectations about what they're about to drink.
Let's say it's a new lemon flavored soda from Dr. Pepper.
"Oh, what a refreshing lemon soda. Love it!"
But when consumers drank it from a can that looked too much like the old Dr. Pepper can, they were not expecting that lemon taste at all. They were expecting whatever plum flavor normal Dr. Pepper normally has, and so it was off-putting when they tried new Dr. Pepper Lemon.
We're already told the explicit causal relationship that packaging can have an impact on commercial success. We're more likely being tested on the mainly because Causal Difference-Maker language in the middle.
Since the packaging created expectations that mismatched with reality, customers didn't buy the soda.
Goal
Let's look for the most provable claim, but it will probably touch on this idea that .