Press kit ideas - That's Impressive par Glasgow Press et kerr Vernon - Journal du Design. P&P: this would be another good idea for a miniature portfolio that can be handed out to publishers. By making postcards to go in it, it could also be sold.
Self promotion idea. OK - no beatng around the bush - this is a serious portfolio - but this may be your competition - so what you may lack in money for a portfolio - make up for it in creativity - see all my suggestions on my Self Promotion Idea Board.