Usage patterns
〈人〉を獲得するto acquire/win a customer
We strengthened our sales efforts to acquire new customers.
〈人〉に対応するto respond to/deal with a customer
The staff dealt with the customer politely.
〈人〉を開拓するto develop/open up new customers (business)
There is a plan to develop new customers in this region.
〈人〉のニーズに応えるto meet a customer's needs
We developed a product that meets our customers' needs.