It's all about examining your own needs and optimizing how the devices serve them.

This device served as the community fire alarm.

The device itself can serve as the medical record of the test.

An adjusting device serves for the setting of the gap width between the rollers.

You do not need to be chairman of the meeting to wield power, various other roles and devices will also serve your purpose.

The device serves the same purpose as a spirit level.

These devices would have been limited in their effectiveness and could only serve to demonstrate a principle.

This helps with scalability, because fewer devices can serve more calls.

The device served to pick up the guiding beam emitted from the Mexico.

The device can also serve as a tool to test the effects of pharmaceutical agents.