1. sources of information

2. Sources of Information Secondary Sources of Information – Internal Secondary Data – External Secondary Data Primary Data

3. Secondary Data Internal Secondary Data External Secondary Data

4. Internal Secondary Data Cheapest Highly Accessible Less Time Consuming May not be solely applicable for the Problem.

5. Generated through Order to the Payment Cycle Sales Reporting System daily Business operations of different departments like Production, Finance and Marketing.

6. External Secondary Data Published Data Magazines Corporations Independent organizations – DIFFID, Amnesty International

7. Government Data Census of Population Census of Housing Census of Agriculture Census of Transportation Census of Health

8. Primary Data Primary Data through Observations Surveys Telephonic Surveys Mail Surveys Hybrid Surveys