Think you know software as a service, or SaaS? There are a few things about the fast-evolving, on-demand software model that might surprise you. For starters, SaaS is becoming more flexible and more customizable than ever before. And while IT is usually stuck ironing out messy integration issues, this time there's help from new tools, strategies and specialists.
Control issues are another surprise--some IT execs are finding that giving up control of upgrades and changes actually frees up time to innovate.
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