The User hereby grants LingoDeer a perpetual, worldwide, non-exclusive, free and transferable right to make such content available to the public and to modify it in and to all content, like vocabulary listings, manuals, advertisements transferred to and published on LingoDeer.</p> <p>7.3 LingoDeer may at any time remove or delete any content published by the User in its own discretion.</p> <p>7.4 Being of age and proper registration via a User account is a prerequisite for posting contents. All contents transferred and, if applicable, posted by Users can be traced back to the self-chosen Username.</p> <p>7.5 The User accepts that the opportunity to post contents is only granted for personal, non- commercial use.