The technique involves regular travel, programs, media outreach, and new technology.

"Does this by any chance involve travel to a strange region?"

Direct perception involves travel and time out of the office.

All three cases involve recent travel to the mainland United States.

Weekends sometimes involve travel from one site to another.

This development was laborious, and involved extensive travel by motor home across the country.

However, treatment is not just expensive, but it can involve extensive travel from the individual's home environment as well a complex bureaucratic process.

I don't think I could take a job that didn't involve travel now.

The principal restriction on the activities of the diplomats involves travel.

A regret for something not done also involved travel, Ms. Love said.