User talk:2601:643:300:E9C0:156B:1B97:1BCB:3799

April 2021
Please refrain from making unconstructive edits to Wikipedia. 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.  Tide  rolls  17:19, 30 April 2021 (UTC)

Please stop your disruptive editing. If you continue to add promotional or advertising material to Wikipedia, as you did at Global Positioning System, you may be blocked from editing. DFW FAA Brianvators (talk) 17:26, 30 April 2021 (UTC)