I think most people know alot isn't a word just like it should of Rugby 7s or Rugby's 7s and not Rugby 7's.
However, this is a internet forum which is about the exchange of ideas and as long as the language is readable it should be fine. This isn't a professional publication.
Go to 4chan.org and then I think you'll be counting your blessings about the kind of language used on this forum.
Yes, in a previous business life I have. The outcome of such meetings is almost totally dependant on the senior manager in the room. If he leads well and pulls the warring factions together the process can be invigorating and the outcome outstanding. If he leads badly however......