[jore]

I also think am own domain and email is the better option and I cannot understand why a company of 100-150 employees would use google mail. Is it because of searching, sorting options or something else that is much better with gmail?

[lawl]

A company I worked for (about this size) did it because cloud and gdocs and supposedly cheaper than buying exchange and office licenses and paying someone to admin it.

As much as I dislike MS, that still seems better than having your data held hostage.

[verbify]

I find being an admin for office 365 is about the same work as being a GApps admin. The main difference is MS have more licence options.