to provide the context for the overall message and to help the reader understand the significance of the issues discussed.
It provides the context for the message.
It provides no context for the message.
you may be at the wrong end of attacks.
The authors of the Lojack research did a crappy job.
Both women wore pants.
A free market will drive competition and bring down prices.
Cease the presses!
The woman and children were watching monkeys at the zoo.