Love this idea! DIY Wedding Save-the-Date Invitations ~ print mini sticker-pictures include them on the invitation so your guests can mark their calendars.
paper doily envelope-way cooler than the other Valentine's day junk they're already filling the store shelves with.
Place card inspiration Gold felt pens (or any metallic color, really), are an essential asset to getting creative with local props found at the grocery store.
10 Wonderfully Geeky Wedding Invitations -- with floppy discs?