Chapter One Clue Hunt

There's a new part of Find 815 up. Can you find all the clues?

Sam Thomas has some interesting friends

Sam appears to have some very interesting friends on Facebook. This would seem to confirm that the Tracey R we have learned of via e-mail is Tracey Rob. But why is Sam friends with Paul Artisan, the detective from Bad Twin, who had brushes with the Widmore Corporation? Theories below if you want.