In this week’s news roundup, PayPal introduces a new app for business owners, Uber goes to court, and Adobe tracks Black Friday online sales.

PayPal has launched a new PayPal Business app that will enable its merchants to manage their PayPal accounts – including such activities as managing invoices, tracking sales and managing customer data – using their mobile phones.

“To extend PayPal’s merchant services to millions of small businesses who need easy access to their account on the go, today we’re announcing availability of the new PayPal Business app, offering businesses an easy way to manage their PayPal account activity wherever business takes them,” the company said in a blog post.

The app is currently available in the U.S. for Android and Apple phones, expanding to other areas next year, the post said.

Marketplace Uber was in court in Barcelona on Tuesday. The case is over whether Uber should be considered a transportation service and thus subject to rules that govern that type of business. According to an article in the New York Times, the attorney for Uber defended the company in the context of Europe’s goal of reducing barriers to the flow of digital information between countries.

Adobe released a report on online sales from Thanksgiving day and Black Friday. According to the report, the day after Thanksgiving hit a new sales record of $3.34 billion, a 21.6% increase over last year. Black Friday marked the first day ever when mobile sales topped $1 billion, the company said. The company also reported that retailers with mobile, email and social presences saw an average of 30% more sales and 25% higher order values.