Notary: is a state department which certifies official documents in order to ensure that signatures and seals included are authentic.
Documents require note stamp:
All translations of official documents, passports , personal identities, driving lisences ,marriage contracts and agencies.
All types of lease contracts for residential and commercial real estates.
All types of public and private agencies.
Pledges, agreements and cooperations contract in order to ensure signatures and grant the document authenticity and legal value.
And all the documents that need governmental documentation , such as marriage contracts and birth certificates
Educational certificate or driver's licenses
As for car purchase contract:
You must write and sign the contract in the noter, and according to this contract, you become the official owner.
Regarding company establishing in Turkey, the first step is to go to the Notre to ratify the partnership contract. Of course, no official document will be accepted in the Turkish Republic unless approved and staped by the Noter.