If you use Lightroom for your image management system, a plugin is available for you to upload your images directly from Lightroom to Instaproofs.
Your may download the plugin from here: http://instaproofs.com/downloads/lrplugin.zip
This plugin works with all versions of Lightroom from 2+ on both Mac & PC.
Installation and usage instructions can be found on this short tutorial video: https://www.youtube.com/watch?v=VPcxwkY3Qbs&feature=youtu.be
Note: If you are having trouble logging into your Instaproofs account through Lightroom, it may be due to security requirements on your computer. Please see here for more information: http://www.instaproofs.com/the-blog/?post=tlsv1-is-no-more