You can access your ISN from your iPhone anywhere by traveling to the special iPhone URL for your ISN. First, open your iPhone and click on Safari. Next, browse, using Safari to:
http://inspectionsupport.net/[your_company_key_here]/iphone
After it loads, click on the + button to add the link to your home screen on your iPhone. Now you can launch the iPhone application directly from your home screen. Here is a walk through of all of the features for iPhone!
