The companion site to the book, Project Guide to UX Design: For User Experience Designers in the Field or in the Making, by authors Russ Unger & Carolyn Chandler contains additional reference materials from the book and a bonus chapter, “A Brief Guide to Meetings”.
An Extended License Agreement option has been added for use on commercial web sites and web apps.
The Standard Royalty Free (RF) License allows for use on commercial web sites and print collateral. Purchase with this option if you plan to use the icons in Wireframes, personal, private use, and use on commercial sites. This license does not cover commercial web services and apps that utilize the icons.
The Extended Royalty Free (ERF) License permits use on commercial web apps and services. Purchase with this option for these uses.
See the full license agreements for details.
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The good folks at Seattle's Design Commission are selling a metal stencil for drawing iPhone UIs and screen elements. Comes with a Zebra pencil and downloadable 3-up iPhone mockup paper.