Mark Granovetter has argued that the people you know best are likely to possess only information you already have.This is why he believed that when it comes to finding employment,it is advantageous to have:

Question

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According to Granovetter's theory, having strong ties with people within your own social network will not necessarily help you find new job opportunities since they are likely to possess the same information as you. However, having weak ties with casual acquaintances who are connected to different social networks can expose you to new information and job leads that you may not have otherwise known about. Therefore, having a diverse range of connections can be advantageous when seeking employment.

Mark Granovetter Has Argued That the People You Know Best