Online marketing tools and services provider vFlyer says it's now offering small businesses, including real estate brokers and agents, the core capabilities of advanced content management systems used by Fortune 500 companies to manage their websites.VFlyer Sites 2.0 is a new, hybrid, small-business website service that aims to combine the simplicity of free or low-cost website builders with a sophisticated content management system (CMS) that makes ongoing site management easier, the company said.The company's website-building tool, launched last year, now includes new features including integration of listings from the vFlyer marketing service, structured content templates, undo/redo, saved modules, and separate preview and live environments, the company said.A new free option, vFlyer Si...