User talk:2600:1700:AB30:4A20:9403:B9DF:6C21:C7D3

December 2021
Hello, and welcome to Wikipedia. This is a message letting you know that one or more of your recent edits to Waterfall model have been undone by an automated computer program called ClueBot NG.

Thank you. ClueBot NG (talk) 21:51, 14 December 2021 (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.
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 * The following is the log entry regarding this message: Waterfall model was changed by 2600:1700:AB30:4A20:9403:B9DF:6C21:C7D3 (u) (t) ANN scored at 0.966665 on 2021-12-14T21:51:49+00:00

Please refrain from making unconstructive edits to Wikipedia, as you did at Waterfall model. Your edits appear to constitute vandalism and have been reverted. If you would like to experiment, please use the sandbox. Repeated vandalism may result in the loss of editing privileges. Thank you. Serendipity44 (talk) 22:05, 14 December 2021 (UTC)