INSTALLATION: 1) Place this module directory in your modules folder (this will usually be "sites/all/modules/"). 2) Enable the module. 3) Go to admin/config/media/flickrapi 4) Enter your API Key and optionally your API Shared Secret. See http://www.flickr.com/services/api to register for a key. 5) After saving, the form will send you to Flickr.com to authenticate your website using OAuth. You will have 'read' permissions by default. 6) More permissions (write/delete) or disabling caching can be set using the the Advanced Settings. Changing permissions afterwards forces you to re-authenticate.