Firstly, there were lots of drafts and reserch. Main traits of the character should be Sympathetic, Creative, Attentive, Sensitive, Positive, Stylish, Light, Energetic. And the first idea was to make them as a cartoon style dogs.
But later I gave up this idea, because there was something more interesting that I found in the Agency's identity.
Also, during this process I was looking for the references in Pop Culture and Art to make them more responding for users.