+1(514) 937-9445 or Toll-free (Canada & US) +1 (888) 947-9445
As far as I know, they record your calls. So obviously don't call them everyday as they can see it on your file. I don't see any issue with calling them once a month or something. However, I might be wrong. More senior people please correct me if I am wrong.
 
access said:
Thank you OP_POP.

Seniors - Request you to please advice.

If you do a search on this forum for "calling frequently", you will find that this question has been asked before.

See: http://www.canadavisa.com/canada-immigration-discussion-board/-t197564.0.html and http://www.canadavisa.com/canada-immigration-discussion-board/-t142336.0.html;msg2259599#msg2259599