Starbucks announced on Tuesday that its strategic focus on enhancing customer service has yielded better-than-expected sales results for its fiscal second quarter.

The coffee giant, headquartered in Seattle, reported a significant boost in global same-store sales.

For the January-March period, global same-store sales climbed by 6.2%, surpassing the 4% increase anticipated by Wall Street analysts polled by FactSet.

In the United States, the company saw an even stronger performance, with same-store sales jumping by 7%.

Over the past year, Starbucks has implemented several initiatives to improve the customer experience.…