I have two cats which have been micro-chipped with 24 Pet Watch microchips. When I went to register the second cat on line at the 24 Pet Watch web site it said the ID number had already been used. I submitted a trouble ticket and got a answer back saying “Your pets are both registered with us under your information however they are under separate accounts. I have escalated your email to have your accounts merged so that you are able to view both pets within your online profile. You will receive an email from us with your login... read full review »