Avalara, Inc., (http://www.Avalara.com), a leading provider of cloud-based software that delivers a broad array of compliance solutions related to sales tax and other transactional taxes, today announced that MultiSoft (http://www.MultiSoft.com), a specialty Multilevel Marketing (MLM) software provider, has joined Avalara’s community of certified solution partners. Avalara’s solution partners are software publishers that integrate Avalara’s software as a service (SaaS) offering for sales tax management directly into their own applications.