These are great ideas for busy executives. Believe me; sometimes I feel my day is one big meeting.
This article by Dustin Wax gives 5 tips to use as alternative to meetings. I call it meeting planning. Yes, we need meetings, but sometimes people just want to meet for the sake of meeting. Or they want to meet to ask a question or two you already answered 10 times or to 10 different people.
-Email Lists / Groups
My favorite is Collaboration Applications. I’ve worked with them for 10 years now and it saves me time in meetings and tasks. This way when someone asks for a meeting first they check their tasks in the collaboration software!
These are great alternatives… Read the article, it lists examples and has links to resources: http://www.lifehack.org/articles/management/5-alternatives-to-time-wasting-meetings.html