Here's a simple, easy, and inexpensive way to display your Polaroids or small prints into a viewer friendly grid. I also use this array as a method to prioritize, organize, pair images into portfolios, and mainly to just get more neurons firing with an overall view of my work. Also makes for a great conversation piece... or beef jerky maker.
For a closer view, here's my recent instant film portfolio-
The materials needed: a hand full of thumb tacks, 100 or so 5/32'' binder clips, and 40 ft. of fine gauge aluminum wire. Total cost- less than $5!
Here's a quick rapid fire time-lapse video of the set up.