User talk:82.233.105.243

May 2011
Welcome to Wikipedia. Although everyone is welcome to contribute constructively to the encyclopedia, adding or significantly changing content without citing a reliable source is not consistent with our policy of verifiability. Take a look at the welcome page to learn more about contributing to this encyclopedia. If you are familiar with Citing sources, please take this opportunity to add references to the article.  Velella  Velella Talk 21:49, 14 May 2011 (UTC)

March 2019
Hello, I'm Andrew Base. I wanted to let you know that one or more of your recent contributions to Derivative have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the Help Desk. Thanks. Andrew Base (talk) 16:57, 22 March 2019 (UTC)
 * If this is a shared IP address, and you did not make the edits, consider creating an account for yourself or logging in with an existing account so you can avoid further irrelevant notices.