Business Letter (Original (hard copy) Notarized).
A business letter from the sending company in Argentina. The letter should be printed on the company letterhead stationery, addressed to the Embassy of Arabia Saudita, Visa Section, and signed by a senior manager. The business letter must adhere to the following guidelines:
• Briefly introduce the applicant (please specify employment status/position held in the company by applicant).
• State the nature of the business to be conducted (ie. business meetings, contract negotiations, etc.) and the names and addresses of companies to be contacted in Arabia Saudita.
• Specify the Type and desired Validity of the visa (ie. multiple entry business visa).
• Guarantee of sufficient funds for travel.
The sample format for this letter can be found here
Notarization instructions can be found here