Earlier this month, she found the perfect strategy at a client lunch: a flight-scheduling glitch.

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Gelb believes in the power of the well-timed phone call, the intimate lunch date, the intercontinental flight.

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Some of the in-flight perks that give back include a Signature Sandwich Pink Box Lunch (for domestic flights over 1400 miles), 100% of proceeds for BCRF with the purchase of Minute Maid Pink Lemonade, upgraded pink earbuds, 10% of proceeds given to BCRF with a Delta Sky Club membership, limited edition Delta merchandise available to purchase online, and flight attendants all dolled up in pink for the month.

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Feast on an included lunch while wandering around the sacred city's temples, then hop on a flight back to Guatemala City.

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