Collect these and swap them for pro and anti-Valentine goodies.
Valentine love note interface
The valentine love note is a promotional item won on the Treasure Hunter minigame. Love notes can also be obtained through skilling and monster drops. The promotion runs from Friday 14th February 2014 00:00 GMT to Monday 24th February 2014 11:30 GMT.
The valentine love notes can be traded in for for various items, each requiring a number of notes. To open the interface simply click on the notes in your backpack. This will bring up an interface showing you the available items and their cost. Click and item to view more details on it and be able to purchase it.
You will need 7,100 notes to purchase all items (not including chocolates).
All love notes will be removed from your inventory on Friday 14th March 2014.