The phrase "were helpful to" is a correct and usable part of a sentence in written English.
It is typically used to describe something or someone that provided assistance or support to someone else. Example: The instructors at the coding bootcamp were very knowledgeable and were always helpful to students in understanding complex programming concepts.
The lively acoustics were helpful to Midori.
Those leadership experiences were helpful to list on applications and also to talk about in essays and interviews.
Before computers rendered them obsolete in the late 20th century, such trigonometry tables were helpful to astronomers, surveyors, and engineers.
"He did so many things that were helpful to the city -- that's a hell of a way to get some followers," said Mr. Lanier, himself independently wealthy.
Mr. Ligon told The Daily News that the Watts riots of 1965 were helpful to booksellers because they inspired more interest in history and politics.
Myriad's stock price was up about 10 percent in early trading, a sign that investors believed that parts of the decision were helpful to the company.
Justice Elena Kagan said the distinctions made in the Wal-Mart case were helpful to the plaintiffs in the Amgen case.
Margaret Mieles, Mr. de Marco's daughter, who runs the pizzeria's Facebook page, said she thought the barbed remarks posted on the site "were helpful" to the health department.
The S.E.C. told me that all of its actions were helpful to investors and that no one could have prevented the Bear Stearns collapse because it was caused by liquidity issues, not capital issues.
[It would be] more like the early internet, when it was really just about sharing information and people were helpful to each other, and it was really just an awesome place to roam around.
To become numerate, children must capitalize on this instinct, but they must also unlearn certain tendencies that were helpful to our primate ancestors but that clash with skills needed today.
