On behalf and in the name of my colleagues, let me express my deep appreciation and gratitude for successful implementation of CBOSS billing system at Kar-Tel. Implementation is performed within the specified time frame. Our staff has been trained in full for their duties performed. My sincere thanks for outstanding performance of your implementation team.
Impeccable responsibility of your group is worth a special praise. CBOSS experts fully succeeded in  training for billing, customer care, accounting, HR and administration department staff. Your assistance was invaluable in commercial starting period.
Looking forward to prolific cooperation in future,

Yours, sincerely,
Bozshanov T.
Director of Sales Department, Kar-Tel