As an adjective:
* The weather forecast issued an advisory for strong winds and heavy rain.
* The school sent out an advisory about the upcoming holiday schedule.
* The company issued an advisory about the potential security breach.
As a noun:
* The government issued an advisory warning travelers about the risks of visiting the region.
* The teacher provided an advisory on how to improve the students' writing.
* The financial advisor gave an advisory on how to invest wisely.
In a phrase:
* The company operates under the advisory of a board of directors.
* The new product is still in the advisory phase.
* The government is seeking advisory opinions from experts on the issue.