User blog comment:1caiser/Kai の日本語 - 第二週/@comment-6697950-20131104103317/@comment-3250527-20131105005106

That's technically it.

You could use the two interchangeably, though using う-form verbs in a professional manner (such as a speech) would be, simply put, unprofessional. One could still use ます-form verbs with no problem, since they have easy conjugations.