Megan has a long, narrow booth and asked in particular for help making her bookshelves more interesting. In this post, I addressed her main request by giving her lots of ideas for bookshelves. While looking at her photo, I had a hard time focusing on bookshelf tips because I kept thinking of other things she could do with her booth - mostly ideas for working with a narrow booth. Megan's booth is long and narrow. Many vendors have narrow booths. The main challenge for a narrow booth is to…