1) high cost. Data is collected using primary research is a costly task because marketers have full participation, and everything must be designed. <BR><BR>2) time-consuming. Because of exhaustive exercise compared with secondary data, the exact time required to study very long, secondary data can be collected in a shorter period of time. <BR><BR>3) inaccurate feedback. If the study involves obtaining feedback from the target audience of the feedback is given is likely to be incorrect. The basic nature of the feedback is often biased or just to give it. <BR><BR>4) the need for more resources. Leaving aside the cost and time aside, resources, human resources and other materials, also requires a lot of investigation and data collection.
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