A standard text update where you can say anything you like. Attaching an image embeds it inline, attaching any other file type makes it available for download.
A poll with up to four options that you can use anyway you like. Once posted, both you and your audience will get one chance to vote and you'll all see the live results coming in!
A special post that will be pinned to the top of everyones feed and requires acknowledgement to dismiss. Use this for business continuity messaging or for peace of mind and audit purposes.
Reciepients have to acknowledge these messages, whilst the sender can see who has acknowledged and who is still to acknowledge them.