Blog posts are displayed in descending order using the date they were added and so you will need to change the published date of your blog posts by following these steps:
1.) Go to Section 12 – Blog of your PromoteMyPlace account.
2.) Click Edit next to the post you wish to move
3.) Scroll down to Set Publish Date
4.) Select Manual
5.) Enter your new date in the correct format
6.) Save post. You will need to refresh your blog page for the changes to display.