User talk:Alena.petrova1001

October 2015
Hello, I'm Indrek. I wanted to let you know that I undid one or more of your recent contributions to Disk compression because they appeared to be promotional. Advertising and using Wikipedia as a "soapbox" are against Wikipedia policy and not permitted. Take a look at the welcome page to learn more about Wikipedia. Thank you. Indrek (talk) 05:08, 2 October 2015 (UTC)