The permissions your supporters give to post the messages to their personal Facebook and LinkedIn timelines will expire approximately 60 days after the date the post was contributed. This means you can hold Facebook and LinkedIn posts for only two months. Our advice is to keep that in mind when you’re planning your campaign.
As a campaign manager you can see in the ‘Preview and Publish’ screen of your campaign when a post is about to expire.
Posts can be ‘pending’ for about two months. After that the permissions you supporters gave to post the message to their timeline might expire.
Our advice is to plan the release of your news within two months after the start of your campaign.
Apart from permissions expiring, some other issues might arise that can prevent you from being able to publish pending messages. Read more about the reasons posts might fail publish