Tata Teleservices — Final notice overdue invoice

Address:

Pune, Maharashtra, 411015

Dear sir/madam
I want complaint for tata docomo (Tele communication). Before 5 month one unknown person give me a tata docomo sim card then told me 1st month calling charge is free. Maximum 10 days using the number i geeting a sms and email my balance rs. 414 is pending. If i dont use the number why i pay. After 1month also geeting mail for total my pending balance is rs.792. Every one or two days i geeting mail adv. Deepak choudhary ([protected]@gmail.com). This person send legal notice. I want confirmation mail for tata docomo team if i dont use my number so why geeting this type ofthreat mail. So please reguest look into this matter & solve as soon as possible. Further i dont take this type of mail face in future.
Pradip chatterjee