Walmart

New York -- MSP Technology, Huntington, N.Y., a leader in the development of energy-efficient dehumidification and energy recovery technology, announced that it has furnished two 20,000 cfm roof-mounted dehumidification units to Walmart and Sam’s Club supermarket locations in Puerto Rico. The units replace the locations’ gas-driven desiccant systems.

Walmart and healthcare partner Humana are out with a new prescription drug program called Rx4Value that guarantees saving and relies on the proven strategy of improving affordability by restricting choice to generic drugs.

Walmart should shorten its checkout lines and improve the store experience in Canada prior to the arrival of Target next spring. That was the advice of Diane Briesebois, president and CEO of the Retail Council of Canada who spoke Wednesday at a dinner in Toronto, which preceded Walmart’s annual international meeting for the financial community.

Following her prepared remarks, Briesebois was put on the spot by Walmart International president and CEO Doug McMillon who asked during a question and answer session, “What can we do to improve in this market?”

Plenty of televisions in Northwest Arkansas will be tuned to CNBC the evening of April 26. That’s when the financial news network airs a one-hour special called, “The Costco Craze: Inside the Warehouse Giant.”

CNBC has turned its cameras on Walmart in the past, twice actually, and more recently Best Buy and Target. Previews for the show on Costco promise to uncover the science and secrets behind the Costco craze.

The Network of Executive Women announced that Walmart U.S. chief operating officer Gisel will be a featured speaker at the organization’s sixth annual Network of Executive Leaders Forum to be held July 31 through Aug. 2 at the Terranea Resort near Los Angeles.

Bentonville, Ark. -- Wal-Mart executives, at its Thursday webcast of its 2012 International Conference for the investment community, said its emphasis in international markets will be on improving results in existing markets as opposed to focusing on entering new territories.

"Our focus this year in particular has been on improving returns with our existing businesses," said Doug McMillon, CEO of Walmart International. He said the company is working on the key markets of China and Brazil.

The Canadian consumer is a value conscious, “tough nut to crack,” who is already well-served by existing retailers, according to Diane Briesebois, president and CEO of the Retail Council of Canada, a trade association founded in 1963 that represents retailers that operate more than 45,000 stores and account for 85% of Canadian retail sales.

Bentonville, Ark. -- Walmart announced six SolarCity projects on stores in Colorado, marking the company's 100th solar power installation in the United States and moving it closer to its long-term goal of using 100% renewable energy for all its retail and distribution facilities.