Nowadays, you might getting many unwanted email message from your mailbox and you mark them as junk email(spamming mail). By the way, did you ever think how these email get your mailbox address?
Many of the times, the junk email you got came from any of your signature from forum, contest, etc.
Do you ever think to get an image signature such as below?
To get the said email address with image, you may easily get the image through Online generator.