Hello Saurabh Shukla,
I was glad to see your posting. Having a property is just one aspect for starting the business.
Before getting into callcenter industry you need to look into various factors that governs the success of it.
What is the size of callcenter that you are planing to setup?Please let me know and please feel free to contact me. My contact details are available in the forum, under the subject:Your Smart Partner.