Read the following text carefully:
Rohit is a trained plumber and has worked for a hardware shop for more than 3 years. He is very popular in the area and people generally request his employer to send Rohit for their repair and maintenance tasks.
Rohit is planning to start a business of his own where he will directly reach his clients upon a phone call. He will provide services instantaneously within 15 minutes of the request received. His present clients may put in a positive word for him among their friends and neighbors which can help his business grow. On the basis of the given text identify, giving reasons, any two elements of business opportunity.
