useful

Those have their drawbacks but can be useful for someone who does not have a lot of cash.

The technology could be useful in solving complex supply chain variability.

He later described the talks as "productive and successful" while Rubio said they had been "very productive and useful".

Although this framework provided useful insights, it did not explain why some long-term memories last for weeks while others remain vivid for decades.

He said it became particularly useful when his daughter Martha moved 100 miles away from home for university.