mstemberg

Woo Your Custom Coupon Notices allows you to show a custom notice to the customer when they apply a coupon during cart / checkout process. 
Use more informative messages than “Coupon does not exist!” and many other default messages.
You can use placeholders/tokens, which will be substituted with the matching value.
This Lite version allows to customize up to three coupons.
You can test/get the full version at http://www.w34all.de.

Woo Your Custom Coupon Notices Lite

Show Custom Notices when customer applies a coupon.

Pippin Williamson

This add-on plugin for bbPress will allow you to place forum-wide notices for alerting your users to important information, such as delayed response times, operating hours, new features, etc.
If you have suggestions or bugfixes for the plugin, please report them on <a href="https://github.com/pippinsplugins/bbPress-Notices" rel="nofollow ugc">Github</a>.

bbPress – Notices

An extension for bbPress to easily show notices at the top of all forum pages.

Woo Your Custom Coupon Notices Lite vs bbPress – Notices