User talk:143.254.202.234

April 2014
Hello, I'm Katieh5584. I wanted to let you know that I undid one of your recent contributions, such as the one you made with this edit to List of buzzwords, because it didn’t appear constructive to me. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thanks. Katieh5584 (talk) 20:30, 11 April 2014 (UTC)

May 2019
Hello, I'm Red Phoenix. I wanted to let you know that I reverted one of your recent contributions —specifically this edit to Analog signal— because it did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the Help desk. Thanks. Red Phoenix talk  20:47, 17 May 2019 (UTC)
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