I have several versions. Which do you prefer and what influences (determines??) your choices?<br/><br/>He has been active as a facilitator, served as secretary and editor. He was webmaster for the seminar.<br/><br/>He has been active as facilitator, served as the secretary and an editor. He was a webmaster for the seminar.<br/><br/>He has been active as a facilitator, served as secretary and editor. He was the webmaster for the seminar.<br/><br/>I think by now you have catched my line of inquiry. Pleas help.