Although the internet is becoming the media of choice for sending out advertisements and bulk mailings, traditional postal service is still often used to send out advertising fliers, glossy postcards, or product samples. When a company chooses to send out a bulk mailing, it can pay a special bulk postage rate to the United States Postal Service.

In almost any industry, it is very important that all weight measurements be extremely precise. However, many different conditions affect the precision of industrial scales. Precision scales must be on stable, level surfaces. They should not be exposed to water or other material which may corrode the load cell and the housing. Industrial scales should be kept at room temperature.