Common collocations with helpful in American Collocation

Most of the time he was extremely helpful, haggling over prices and finding out information.

Illustrations of pupils’ work and commentary on their work is particularly helpful to teachers.

She was unfailingly helpful in giving advice.

Thanks for lending me the book. I found it very helpful.

I hope these comments will prove useful to the committee when they’re making their decision.

All the staff are friendly and helpful.