Here the site acts as an escrow system, where all the Bitcoins from the seller are held by the site and released it to the buyer once the payment for the Bitcoin is confirmed by the seller. One thing that Bitcoin exchanges have going for them is that because they are constantly under attack, they have some of the best security and protections in place to protect against the hacking of your personal info. Any other limits will be set with consent of buyer and the seller. Bitit has many store locations in France and it maintains an active social media presence, which proves that the site is legit.