Well 80 177 4 109 Demon Internet customer the first thing you should do is consider whether you will be able to cite reliable sources in support of whatever thesis you wish to advance If your proposition is in any way speculative or involves original research forget it Encyclopaedias are not the place for such material In the case of Lindsay Anderson it does seem a little far fetched Anderson was educated at Cheltenham College and the movie if was shot at Cheltenham and Uppingham School Let s say you have decided your sources are unimpeachable Your first move would be to register as a wikipedia editor This is a very simple process starting on the very top line of the home page You would then need to create a new section headed say Portrayals of Tonbridge in fiction It should probably go to the very end of the article Go to the section Notable Old Tonbridgians and click on the edit link Add your section title preceded and followed by then your text which should not be overly discursive When you cite your impeccable sources do so within tags Good luck Be brief