Putting its legal problems, the cost of its headquarters move and financial woes behind it, Learmonth & Burchett Management Systems Plc, now living in Houston, Texas, yesterday bought Chicago-based Corporate Computing Inc, a process management software and consulting firm, for ú2.1m in new shares.Corporate Computing last year had a turnover of $4m and net profits of $155,000, and will now become a wholly-owned Learmonth subsidiary. The company makes and sells GUI Guidelines, a hypertext environment for defining and managing graphical user interface development standards, and RADPath, a rapid application development management tool that helps control, monitor and execute the building of client-server systems for small workgroups and individuals. Learmonth said it intends to use its new subsidiary to build its indirect distribution channel, use GUI Guidelines to attempt to establish itself as the leader in development standards management, and, with RADPath, offer a range of process management products from sma ll workgroups up to the enterprise. The company also provides training and consulting services on graphical user interface and rapid application design, and client-server development. It was founded in 1991 and its president, Christine Comaford, now reports directly to Learmonth president and chief executive John Bantleman.