They communicate a prohibited action. Do Not Stack, Do Not Freeze, Do Not Open Until Inspected, Do Not Use After Date, Do Not Return to Stock are all examples. The label identifies a rule about what should not happen to an item, package or piece of equipment right at the point where the temptation or mistake is most likely.

On packaging and shipping cartons with handling restrictions on equipment that should not be operated under conditions in warehouse and production areas, where specific actions are prohibited, on food and chemical containers with storage restrictions and on returned merchandise pending disposition decisions.

They overlap in concept but serve different contexts. Do Not Start signs are typically industrial safety signs posted on or near equipment. Do Not labels in this collection are primarily product and packaging labels used across warehouse, shipping and operational settings. Both communicate a prohibition but the application context differs.

Many follow the ANSI Z535 format with the signal word for the severity of the prohibition. Do Not label that relate to safety hazards use DANGER, WARNING or CAUTION. Labels for quality instructions may use the NOTICE format or a simpler text-only design.

Yes. Do Not Freeze, Do Not Refrigerate, Do Not Use After Opening and similar food handling instructions are applications for this type of label in food service and food retail environments.

Yes. The vinyl material handles moisture without the label peeling or the print smearing, which matters for any label that needs to survive storage, outdoor transit or damp warehouse conditions.