The part of the sentence 'rely on customer' is correct and can be used in written English.
You can use it to refer to a situation in which a company or business relies on customers to generate income or help it succeed. For example: "The success of our business will heavily rely on customer satisfaction."
Because many of them still approach new technology with some trepidation, executives said, they tend to rely on customer service more than their younger counterparts.
While the crowds are expected to provide a big boost to businesses that rely on walk-ins, businesses that rely on customer appointments, such as hair salons and doctors' offices, are worried that their clients might have a tough time getting through.
Good online businesses rely on customer relationships built upon mutual advantage and trust.
Organizations rely on customer information to design new products and offer new services.
The real costs though would be borne by other companies, such as startups who rely on customer datasets to power artificial intelligence.
As Google notes, according to a customer survey it conducted back in April, "60percentt of small businesses who rely on customer bookings do not have an online booking system set up".
But he does rely on customers to infuse his company's brand image and retail presence, and to exercise their voice in shaping a message to the marketplace.
Retailers like Wal-Mart and the dollar-store chains should particularly benefit, since they rely on customers whose ability to spend is tied to how much money is left after filling up their tanks.
The pattern of withdrawals is crucial, as banks rely on customers on the high street and in the money markets for deposits which, in turn, secure the loans and other businesses operated by banks.
Outside, some of the car service drivers who rely on customers from the mall were complaining of lean times, saying business had never been so slow in the many years they had worked there.
I understand that companies selling power rely on customers not understanding and ignoring the letters giving new renewal terms, and therefore selling power at exorbitant costs to those in the least position to change suppliers – elderly, computer illiterate and infirm".
