Viga professionals have worked with a variety of carrier document processes. There are significant advantages to taking a document-centric approach to the small group invoicing process using intelligent list bills as well as member correspondence such as requests for coordination of benefits information, dependent eligibility and explanation of benefits. Carriers have found that by push delivering a secure interactive PDF they can improve the performance of their existing web-based initiatives while including communications which may be difficult to provide economically in a web only environment.