1. Sell By = If it hasn't sold by this date, you should revisit stocking levels and product organization.
2. Use By = The last day the store will even CONSIDER letting you return it if it is bad.
3. Best Before = The date the manufacturer wants you to use it by so that you'll buy more sooner.
Which one(s), if any, indicate a deadline after which a product goes bad?
Use By: It is bad when I can't return it if I don't like it.
How do you determine shelf life of food products you buy?
When appearance, smell or taste are unappealing.
If the milk smells fine, it is fine.
Ramen Noodles last forever.
Fuzzy green bread is bad.
It might seem funny...but I'm not trying to be. I'm being serious...I'm a guy...there are dates on food packages?