In brief: Cortado has announced an update to its Hosted Exchange service for the iPhone, adding Mailbox creation support. CS Odessa delivers Snow Leopard support to its line of ConceptDraw applications featuring tools for project management and graphics creation. MacPractice, a developer of practice management and clinical applications, has added support for AppleĆs latest Mac OS X 10.6 operating system to its MacPractice version 3.6.8 software.