Go to a store with their own brand (think “Great Value”) and change their brand prices to be much higher than their competitors, or triple the prices of everything nestle, and customers who actually look at the prices will avoid the “higher” priced items at the shelf and get the more reasonable competitors items and will be no fuss at check out and the business management might not realize what’s happened for some time but in the long term will see declining sales without realizing why.