Contract talks between an apparel manufacturer and its union have stalled, and in an effort to increase its leverage against the manufacturer, union members are picketing outside retail stores that carry the manufacturer's apparel. This is called a

Secondary boycott.

Explanation:

This has proven or is explained plainly to be a third party boycott. In as much as their are different forms of boycott, this scenario above depicts examples of a secondary boycott.

A secondary boycott could be explained to be a situation where a company is said to have unresolved differences with its workers and in other words its workers are reverting and moving prospective customers to other trading companies to patronise them.

Secondary boycotts are illegal under the National Labor Relations Act and also they are been carried out as a form of dispute resolution between the working force union and also the company been worked for generally.

answer; complain or request hazard correction from your employer;