Fake Chinese Sellers stealing others' listings UPDATED

Dangerous Chinese "Sellers"
One eBayer has already written a note about these but last night there was a spate of these crooks on eBay, mainly selling coins, totalling more than 100 items.
Experienced buyers often recognise these crooks but not always and the crooks are becoming more devious; so I have decided to write this guide to help you recognise these crooks and avoid financial loss.
Their current strategy is to create about 10 fake accounts, sell to these accounts and then