Some things only need to be said once. Use ShowOnce. Show one time messages and alerts anywhere.
ShowOnce is a unique plugin that allows you to display content using a shortcode which will only display once. You set the conditions, even the requirement to show until use dismisses message. You can play with it below.
ShowOnce is perfect for WordPress site owners who have created their own front end user area, or account area. You can now use ShowOnce to show those all important new user welcome messages, status updates and more. Each with their own style.
Please read the "Other notes" to get an example list of shortcodes, or visit the plugin page for more information :-)