The document summarizes a webinar that was held in June 2015 about the Layar SDK. It includes: - An introduction that the webinar had a 15 minute presentation and 45 minutes of Q&A where questions could be submitted via a question box or raising a hand. - An overview of the Layar SDK which supports various experiences like print-based and geo-location based, and can be used via the Layar Creator or API. It has features like supporting multiple languages and customization options. - Recent updates allow for fully customizable features, changing the view angle of pop-outs, and hiding trigger images or creating a custom UI with a new PhoneGap plugin.