Starbucks Takes Its Pioneering Mobile-Phone App to Grande Level

  • Coffee chain expands order-ahead program, tests delivery
  • Handset payment may soon account for half of all transactions

Customers use mobile devices inside a Starbucks Corp. coffee shop.

Photographer: Victor J. Blue/Bloomberg

Starbucks Corp., a pioneer in getting consumers to pay for products with a mobile phone, is boosting spending on digital ventures this year as it enhances the capability of its app in Asia, Europe and Latin America.

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