Since we already use MS Office (and paying for Office 365 subscription), moving to MS "ecosystem" looks like more and more likely option.

The only problem there is video conferencing (Skype is awful), but we use some other solutions for that, anyways (as enterprise customers we are dealing with are really not accustomed to meet.

Can't believe that MS looks agile compared to Google when it comes to these things. It seems that Ad business is eating up all the talent over there...