Open, Online Tender For The Telephone Appointment Service (Afternoon Telephone Appointment Closing Service And Morning & Afternoon Appointment Cancellation) Addressed Exclusively To Limited Liability Social Cooperatives Of Article 12 Of Law 2716/1999 (A'96) Pursuant To The Provisions Of Article 20 Par. 1 (B), 2 And 3 Of Law 4412/2016, Of A Total Budgeted Value Of €59,520.00 (Including Vat 24%) With The Award Criterion Being The Most Economically Advantageous Offer Based On Price.