The phrase "general announcement" refers to a statement or message that is made publicly to inform a wide group of people about something important or of interest. Full definition
We also use this time to make general announcements and share shout outs to fellow colleagues. (entrepreneur.com)
With Bryan Singer once more taking charge of the social media awareness and general announcements about the continuing X-Men franchise, the news is starting to flow. (empireonline.com)
I've used the last few Mondays on the blog for general announcements and events and last Monday, I used it to share a song. (opportunitiesproject.com)