It means that even it everyone is doing something wrong, it is not right. It is referring to peer pressure, don't do something just because everyone else it doing it.
Prediction. Unless you forgot to include the question mark at the end of the statement. Otherwise, it is a prediction since “will” is future tense.
Answer:
Acquiring a job in the postal service may be difficult in the future
Explanation:
It is Acquiring a job in the postal service may be difficult in the future because postal carriers, postal service mail sorters, proccesors, and processing machine operators both have a loss. Carriers are loosing about 26,000 and carriers, sorters, and operators are loosing about 30,000 people. Loosing that many people will lead to it being less likely to work at a post office.