For more information, please see:
- DavidYork71 blocked indefinitely for continued abuse of multiple accounts, April 2007
- DavidYork71 has exhausted the community's patience and is now community banned, April 2007
- Community ban appeal by DavidYork71, April 2018
- Wikipedia:Sockpuppet investigations/DavidYork71
- Wikipedia:Long term abuse/DavidYork71