 SEATTLE--BUSINESS WIRE--- AVLR--Avalara NYSE: AVLR, a leading provider of tax compliance automation software for businesses of all sizes, today announced it has acquired CrowdReason Limited Liability Company, a developer of SaaS-based property tax compliance applications, as well as a related property valuation and advisory services business to help solve property tax compliance challenges. All 50 U.S. states and the District of Columbia assess property taxes on real property. A total of 38 states 