Dear this rule apply on only those applicants who are pre june 2010 applicants and for post june 2010 and 2011 applicants rule is different.
Pre june 2010 Rule
38 occupation list)
If you are pre june 2010 applicant you must sent your full documents to CIO and you should mention your local visa office name. After this CIO will sent you acknowledgement email with first file number and they will give you 120 days for full documents submission in you local visa office.
Post june 2010/2011 Rule
29 occupation list)
If you are post june 2010/2011 applicant you must sent your full documents to CIO and you should mention your local visa office name. After this CIO will sent you acknowledgement email with PER (Positive eligibility) or NER (Negitive eligibility) and they will automatically send your documents to you local visa office.
5. Submit your application
Mail your application and your fee to the Centralized Intake Office for Federal Skilled Worker Applications in Sydney, Nova Scotia (Canada). For more detailed information, including courier and mailing addresses, consult the federal skilled worker application package.
Do not submit your federal skilled worker application to the visa office responsible for your country of nationality or residence.
http://www.cic.gc.ca/english/immigrate/skilled/apply-how.asp
Visa Offices: List of Countries and Corresponding Canadian Visa Offices
Applicants for Permanent Residence
You must select the visa office that serves your country of nationality or the country where you have been legally admitted for at least one year.
* For those wishing to apply as a:
o Federal Skilled Worker
o Quebec Skilled Worker
o Federal Immigrant Investor
o Provincial Nominee
o Canadian Experience Class applicant
*
You must mail your application to the Centralized Intake Office in Sydney, Nova Scotia, Canada. In your application, you must select the visa office where your application will be processed. Please consult the chart below to find your visa office.
http://www.cic.gc.ca/english/information/offices/apply-where.asp