In certain industries, the collection of customers' personal information is vital for maintaining effective customer relationship management. Through recognizing its customer base, the company can distinguish them based on their needs and value, enabling the provision of personalized services or products. Consequently, the focus is not on identifying the target market but on acquiring personal information from customers.. Highlight three distinct industries encountering difficulties in acquiring personal contact information from their customers, despite the importance of gathering such data. For each industry,

$1)$

$$Discuss the reasons why it is difficult for the industry to gather such information.

$2)$

$$Elaborate on the significance of obtaining personal contact details within the industry.

$3)$

$$Put forward potential strategies or approaches for the industry to overcome these challenges and effectively identify its customers.

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Ensure that these industries are different from one another and refrain from using examples directly from the textbook. Additionally, discuss various approaches or strategies that could be employed by each industry to address these challenges.

give me industries likes apple, canon, sony