Google Exchange under the ticker symbol GGQ1. These ticker symbols now refer to Alphabet Inc., Google's holding company, In March 1999, the company moved its offices to Palo Alto, California, which is home to several prominent Silicon Valley technology start-ups. The next year, Google began selling advertisements associated with search keywords against Page and Brin's initial opposition toward an advertising-funded search engine. To maintain an uncluttered page design, advertisements were solely text-based. This model of selling keyword advertising was first pioneered by Goto.com, an Idealab spin-off created by Bill Gross. When the company changed names to Overture Services, it sued Google
Google Slides Microsoft Office-compatible document formats such as Word and Excel. Improvements based on DocVerse were announced and deployed in April 2010. In June 2012, Google acquired Quickoffice, a "leader in office productivity solutions", with particular emphasis on Quickoffice's "seamless interoperability with popular file formats". In October 2012, Google Presentations was renamed Google Slides and a Chrome app was released, which provided shortcuts to Slides on Chrome's new tab page. Google Slides is available as a web application supported on Google Chrome, Mozilla Firefox, Internet Explorer, Microsoft Edge, and Apple Safari web browsers. Users can access presentations, as well as other files,