User talk:Mark.sd123

January 2014
Hello, I'm This lousy T-shirt. I wanted to let you know that I undid one or more of your recent contributions because it did not appear constructive. If you would like to experiment, please use the sandbox. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thanks! —This lousy T-shirt (talk) 20:54, 13 January 2014 (UTC)

Please refrain from making nonconstructive edits to Wikipedia, as you did at Mounds View High School with this edit. Your edits appear to constitute vandalism and have been reverted or removed. If you would like to experiment, please use the sandbox. Administrators have the ability to block users from editing if they repeatedly engage in vandalism. Thank you. &mdash; MusikAnimal talk 22:10, 13 January 2014 (UTC)

Hello, I'm Materialscientist. I noticed that you made a change to an article, but you didn't provide a reliable source. It's been removed for now, but if you'd like to include a citation and re-add it, please do so! If you need guidance on referencing, please see the referencing for beginners tutorial, or if you think I made a mistake, you can leave me a message on my talk page. Thank you. Materialscientist (talk) 14:37, 14 January 2014 (UTC)