Did you clear your web cache and/or cloudflare cache before reloading into the client after you changed your external variables to remove the "/revision" from the template?
CreditBalanceComposer is the only built-in method of giving a user credits (w/o an explicit DB query). Sending a notification like that can only be done through either the CreditBalanceComposer, or a custom-made packet to display the image you want instead of the one to give duckets/diamonds.
It looks like you've gotta use a CreditBalanceComposer unless you've got custom packets after a second look. Deleting my response.
The HabboActivityPointNotificationComposer will alter balances for your Duckets or Diamonds whenever being used.
In your database editor, run this query:
SELECT * FROM catalog_items WHERE page_id = '9887645';
Replace the item_id for one of these items with '1000000301'. Reload the catalogue and see if it shows up on the page.
All the cool hotels are doing it, and now so can you!
Open up the following file in a photo editor like paint.net or Photoshop:
Get rid of the HABBO font by brushing over it with the background colour until it's blank.
Now, download the font in the attachments. Start cutting and pasting the...