Don’t waste your energy on people who won’t listen.
Look for people, places and groups that support your own beliefs.
If you can’t find those people at work, then just be nice to them but not too close. Them in your free time, use your energy to support those people and groups you believe in.
Don’t waste your time on those who won’t listen.
The cost is not so much in losing the product but in deciding when and how much to invest in increased security. The more shoplifting happens, then the owner has to start investing in more security cameras, security guards and legal costs of dealing with law enforcement and courts. Then no matter what products or items you try to discriminate against, the owners and corporations just raise the prices of everything to cover their costs.