MIRAMAR, Fla. – CompuPay, which provides online payroll services, has acquired the six-year-old Infinity Payroll, which was based in Merrimack, N.Y. Founded by Carmen Mangiafico, the company describes itself as Your Small Business Payroll Department.

DEXTER, Mich. - A blog featuring advice about marketing for tax and accounting firms has been launched by the Tax and Accounting business of Thomson Reuters. Called "Marketing Mondays," the blog is designed to provide information on a wide variety of marketing issues and is being written by Jack LaRue, SVP of myPay Solutions, a Thomson Reuters payroll service.