Click on the orange 'Business' at the top of the page
...or the 'Manage Business' button at the top of the page
Then select the 'Marketing' tab and click the green bar to reveal a dropdown menu from which you should select the 'Marketing Calendar' option
From the calendar, pick the day you want to schedule your post for, then click the '+ New Post' button to add a new post
On the popup, select the time you want your post to publish then select the type of post you want to create
If you are posting one of your tour packages, select the tour package on the dropdown list. This will display the header image of the selected tour package
Now you can add your message on the textbox provided and click 'Post'. This will create a scheduled post as below
If it's an 'Image & Text' post you are scheduling, you will need to select an image to upload for the post and add your accompanying text, then click 'Post'
This post will now be published on the date and time you selected