Beneficial
Useful
noun, な adjective
To have benefit is to be beneficial.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
有益なアドバイス、有難うございます。
Thank you for your beneficial advice.
ビジネスをするなら、社会にとって有益なサービスでないと、意味がないと思うんです。
I think that if you are going to do business, it must be a beneficial service to society, otherwise it is meaningless.
非常に有益な情報を提供していただき、有り難うございます。
Thank you very much for your very useful information.