Hello, and welcome to Wikipedia. I noticed that you made a change to an article, Katlang, 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) 10:02, 3 March 2017 (UTC)
June 2022
edit
This is your only warning; if you use Wikipedia for soapboxing, promotion or advertising again, as you did at Logistics, you may be blocked from editing without further notice. Zefr (talk) 02:49, 25 June 2022 (UTC)
If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.
 | This is the discussion page for an IP user, identified by the user's IP address. Many IP addresses change periodically, and are often shared by several users. If you are an IP user, you may create an account or log in to avoid future confusion with other IP users. Registering also hides your IP address. |