Copying Original Baloo's post ...... It s informative for u as well .....go through the link provided
Firstly, YOU need a business concept, to do some research in your chosen market and a business plan.
Have a read here:
http://sbinfocanada.about.com/cs/startup/a/startingsteps.htm
I suppose..... u can take Max 5000 USD cash out of the India ... so make a DD of 16,000 CAD this way u can carry ur POF easily for a family of 4.......Do check airport regulation on carring cash since i am out of India since very long....