I get many questions relating to letters or emails asking for renewal of your domain name services.
Some come by email and some from post.
This link goes into more detail about the post version – http://www.scamwatch.gov.au/content/index.phtml/tag/domainnamerenewalscams
In a nut shell, they are trying to get you to pay an inflated rate for a domain similar to the one/s you already own but dressing it like a renewal for something you already have.
Here is an example –
Another common one is the “Final Notice” domain listing email. This email is trying to scare you into a hurried renewal of services and is a blatant scam.
Example below –
There are plenty more like this so a quick Google search will tell you all about these scams too.