User talk:210.213.90.194

September 2017
Hello, I'm 49ersBelongInSanFrancisco. I wanted to let you know that one or more of your recent contributions to Optimal control have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Thanks. 49ersBelongInSanFrancisco (talk) 05:53, 22 September 2017 (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.

Please refrain from making test edits to Wikipedia pages, such as the one you made with this edit to Optimal control, even if you intend to fix them later. Such edits appear to be vandalism and have been reverted. If you would like to experiment, again, please use the sandbox. Thank you. Jim1138 (talk) 06:18, 22 September 2017 (UTC)

October 2017
Please stop your disruptive editing. If you continue to vandalize Wikipedia, as you did with this edit to Atmosphere (unit), you may be blocked from editing. Jim1138 (talk) 06:31, 19 October 2017 (UTC)

February 2018
Hello, and welcome to Wikipedia. This is a message letting you know that one or more of your recent edits to Pressure switch has been undone by an automated computer program called ClueBot NG.

Thank you. ClueBot NG (talk) 00:53, 22 February 2018 (UTC)
 * ClueBot NG makes very few mistakes, but it does happen. If you believe the change you made was constructive, please read about it, [ report it here], remove this message from your talk page, and then make the edit again.
 * For help, take a look at the introduction.
 * The following is the log entry regarding this message: Pressure switch was changed by 210.213.90.194 (u) (t) ANN scored at 0.955789 on 2018-02-22T00:53:26+00:00.