Market Leader Inc. -- a provider of marketing and "software as a service" products to real estate franchisors, brokerages and agents -- said it trimmed second-quarter losses to $2.8 million as revenue grew 43 percent from a year ago, to $8.3 million. That compares with a $3.1 million loss during the same quarter last year and a $4.3 million loss for the first three months of 2011.The Kirkland, Wash.-based company said its bottom line was boosted by revenue the company earned for providing the lead management, contact management and marketing design components of Keller Williams' eEdge platform for agents.Market Leader has said it stands to receive at least $10 million from Keller Williams over the five-year term of the eEdge agreement, plus whatever additional revenue it can gene...