User talk:Mr 167

April 2020
Hello, I'm Acroterion. I noticed that you added or changed content in an article, but you didn't provide a reliable source. It's been removed and archived in the page history for now, but if you'd like to include a citation and re-add it, please do so. You can have a look at the tutorial on citing sources, or if you think I made a mistake, you can leave me a message on my talk page. Thank you.  Acroterion   (talk)   02:53, 17 April 2020 (UTC)

May 2020
Please do not add or change content, as you did at World Trade Center (1973–2001), without citing a reliable source. Please review the guidelines at Citing sources and take this opportunity to add references to the article. Thank you. David J Johnson (talk) 11:43, 12 May 2020 (UTC)