His experience also expands into undercover and surveillance work.

He needed surveillance work for one of his cases and wanted to know if Alex had any suggestions.

Irregular hours may also be required when performing surveillance work.

They are very smart and good at surveillance work.

He also did a lot of photographic surveillance work in computer crime cases.

The state police will also continue to use unmarked cars for surveillance work and other purposes.

The former does surveillance work at home and the latter abroad.

Several hundred years ago, according to the text, there was a similar type of hawk tailored for surveillance work.

One thing I've learned in surveillance work is that you never want to have hard copies of anything.

He thought of the three sedans and the four delivery trucks that the Department used for surveillance work.