The Costa Rican Tourism Board hired 22squared to promote Costa Rica's sustainable tourism practices to the global market.

eHarmony tapped OMD as its media agency of record. Ocean Media previously handled the account, estimated at $90 million.

Euro RSCG Chicago expanded its relationship with Sprint by adding mobile marketing efforts to its current duties as Sprint's direct and email marketing agency. The agency will provide strategic, creative development and analytical support of Sprint's mobile marketing efforts, particularly in the area of customer engagement.

Alexander Interactive was tapped to launch Schwinn's newly re-designed Web site.

PTC, a provider of product lifecycle management and design software solutions, selected Mechanica to lead brand development efforts for Creo, its design software for manufacturing companies. Billings were not released.

Arnold Worldwide's New York office has been named agency of record for Tribe, an all-natural hummus brand, and Veggie Patch, a vegetarian food company. The agency will handle strategic and creative chores.

Custom Essence tapped Maiden Media Group as its digital agency of record.

Chevys Fresh Mex tapped Hub Strategy to re-brand its national restaurant chain. The campaign will focus on elevating Chevys' look, while expanding its presence in digital and social media. Account spending is under $10 million.

SKIL Power Tools named the Milwaukee office of Cramer-Krasselt as its agency of record, responsible for broadcast, print and online marketing programs to support SKIL's product portfolio.

Microsoft placed its whopping $1 billion media account in review. Incumbent Universal McCann will defend.