A post solves today’s announcement
Posting changed hours or a new service can quickly reach people who already follow the page. That is useful. The problem appears two weeks later when a new customer visits the page and does not know which post contains the current answer.
Pinned information has limits
A pinned post can hold one important announcement near the top, but a business may need permanent places for hours, location, services, pricing guidance, frequently asked questions, staff information, events, and contact options. One post cannot provide a complete navigation system.
A website organizes by customer question
A website can keep hours on the contact page, services on a service page, current events in their own section, and a call or inquiry button in every relevant place. The visitor chooses the question instead of searching the posting history.
Use Facebook and the website together
Facebook can announce what changed. The post can link to the website page where the complete, current information lives. When the information changes again, the business updates one stable page instead of hoping customers find the newest correction in the feed.
When one website page is enough
A small business does not need a large site just to solve this problem. A single clear page can organize hours, services, offers, photographs, the service area, and contact information while Facebook continues handling current posts.