The phrase "importance of using" is grammatically correct and can be used in written English.
Example: The importance of using proper grammar cannot be overstated in academic writing.
And charities are quick to understand the importance of using that fame.
He stressed the importance of using social media responsibly and ethically.
"Just the importance of using our voice all the time and speaking up for what we want".
It also stresses the importance of using broad-based interventions to develop wider skills beyond pure academic achievement.
"There's a tremendous amount of training on these tools every day, and the importance of using them".
Mr. Kirby's group produces its own curriculum, which promotes abstinence but also emphasizes the importance of using condoms and contraception.
The importance of using new oak barrels is greatly exaggerated, he said.
He also notes the importance of using access to the American financial system as a lever.
He grasps the importance of using state power to promote the national interest.
