As cloud solutions is trending nowadays, Microsoft was introducing Office 365 services with full productivity package including azure active directory, exchange, lync, online Office apps[word,powerpoint,excel,onenote], and online SharePoint. No more...
I am starting my trip to go more in cloud world and specific for windows azure, while I am studying some resources I found a really good map to learn azure web app, it is really awesome one, has a look on it