So, the posters with an opportunity to win the prize are (in chronological order):
05 October 10.22pm NM
10 October 10.10pm arun
13 October 06.30pm MetroAir
14 October 09.00pm KiwiFlyer
16 October 07.00pm JohnK
18 October 08.30pm serfty (thankful he didn't stick with 31 December 09.30am)
21 October 08.55pm bravoecho1, 11.00pm Sheriff
23 October 09.33pm brisbull
29 October 11.00pm danielh
30 October 07.45pm ksthommo, 10.00pm Mal, 10.47pm kpc
31 October 11.45pm browski
02 November 6.21pm coyote25
04 November 11.00am dOOt, 11.00pm jasonja3
09 November 09.00pm tupekastar, 09.30pm swissbignose
11 November 11.00am Alan in CBR, 11.00pm icarus
15 November 02.00pm BlacKnox, 09.00pm Damien
23 November 10.33pm ozrick33
28 November 09.30pm oz_mark
01 December 09.00pm infoworks, 10.00pm rosesplus
05 December ??.?? straitman (I don't think it matters what time he'd have put...)