VISA IPO to break US records

The San Francisco-based credit card processor expects to see high demand for its stock, despite the housing-led credit squeeze that is threatening consumers' spending and their ability to keep up with debt payments.

But Visa, like its public rival MasterCard Inc., is a card processor, not a lender, and has a strong presence in other countries where many people are just starting to use plastic instead of cash. And Visa is the largest U.S. card company by market share — its transactions, in number and dollar amount, in 2006 outpaced those at MasterCard and American Express Co.