How do you make sentence using word helpful?

1) The staff at the hotel was very helpful in providing information about the local area.

2) My neighbor is always helpful in lending me tools and providing advice on home improvement projects.

3) The online tutorials were helpful in teaching me how to use the new software.

4) My friends were helpful in supporting me during a difficult time in my life.

5) The customer service representative was helpful in resolving my issue with the product.