On-demand ground transportation company Lyft is gaining momentum in corporate travel and is open to negotiated benefits based on volume. Sources said the company is proving easier to work with than bigger rival Uber.

Uber declined to comment on whether it works with negotiated benefits. Its website indicates it does not offer corporate discounts. "We're taking a different approach," said Uber's press official, without elaborating.

Lyft isn't offering discounts, either.

"There's no preferred rate sheet," said Lyft director of enterprise partnerships Amit Patel. "And what we offer wouldn't be relevant to small and medium . . .

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