For the best printing results, use the crop marks and overlaps that are automatically set up when you select the Poster and Banner layout options. This way you can attach the pages to each other without interfering with the design.
When you print your publication, you'll see two kinds of crop marks. Cut along the crop marks that appear closest to the outer corner of the page. You'll get a straighter edge if you use a ruler and a utility knife rather than scissors.
Line up the overlap, then tape or glue it. You can use transparent tape or, for a cleaner look, use glue in stick form or clear tape that is sticky on both sides.
To prevent a large publication from ripping and sagging, you can do one of the following: