Hathway — Modem / Device Return

I have terminated my hathway account [protected] a year back.
Still i get daily spam offer calls forcing me to renew the account.
i get more than 5 calls a day already blocked 100+ contacts but still they manage to call.
Despite multiple mails to their helpdesk team they don't seem to bother.

This is seriously irritating and highly violating consumers freedom of choice and privacy.

Today I got call for return modem, when I left Bangalore I called them to collect your device that time they did not respond now they are asking to return I waited for 2 day for them to come and collect but no one came, I left the device in my friend room, Now my friend shifted to USA .

Hey hathway do not responding on right what you are expecting from customer we are not your ...
Do not call me and expect anything from me .I will not give anything and do not call to me .
Requesting to