Bloomberg After a decade-long hibernation following the dot-com crash, Canada’s Tucows Ltd. is roaring back to life with an acquisition and a deepening effort to win over disgruntled US mobile phone customers. The Toronto-based internet services provider is the largest re-seller and manager of domain names after Scottsdale, Arizona-based GoDaddy Inc. Its customers are firms like Squarespace Inc. and …

  Bloomberg Volkswagen AG’s Audi brand was raided by German prosecutors as investigations into the manipulation of diesel engines continue to weigh on the automaker more than a year after revelations of emissions cheating. More than 100 police took part in searches Wednesday at the company’s main sites in Ingolstadt and Neckarsulm as well as seven other locations across Germany. …

  AP US homebuilders are feeling more optimistic about their sales prospects than they have been since the high-flying days of the housing boom. The National Association of Home Builders/Wells Fargo builder sentiment index released Wednesday jumped to 71 this month. That’s up six points from 65 in February and the highest reading since June 2005. Readings above 50 indicate …