Your advice was a big help.

你的建议很有帮助。

《牛津词典》

"I came to ask your advice – no, to ask for your help."—"That's better. And how can I help you?"

“我来向你请教——不，请你帮个忙。” —“这就对了，我能为你做什么？”

《柯林斯英汉双解大词典》

Ruth, thanks for your advice.

露丝，谢谢你的建议。

youdao

"I followed your advice," he said. "But I still have not found the letter."

VOA: special.2009.12.26

I should've taken your advice.

我当时就应该听你的建议。

I should have 课堂 - SpeakingMax英语口语达人

But I would say the advice of your predecessors is very important.

但我觉得,学长学姐们的建议还是很重要的

耶鲁公开课 - 基础物理课程节选

We Americans whose wealth lies in property pray that our politicians do not take your advice.

ECONOMIST: Letters

If I do this, even against your advice, what would be the sensible way to go about it?

FORBES: How To Protect Your Retirement Assets From The Coming Crash

And what's your advice for other mayors in other towns across the country?

CNN: Transcript of May 'CNN Money Summit: Money & Main St.'