Peter Ross chairman of the Crawley Town Centre Partnership, said it was "money well spent".
Crawley Town FC said it had received a complaint after Saturday's match against Oldham.
Crawley Town are believed to have given the fan a lifetime ban from the club.
BBC: Man arrested after Crawley fan 'mocks Munich air crash'
Fellow play-off chasers Crawley Town visit The Racecourse on Saturday for a promotion six-pointer.
The FA is investigating an anti-gay comment posted on the Twitter page of a Crawley Town footballer.
Crawley Town manager Steve Evans had predicted a shock 1-0 win for his side before the game.
BBC: Crawley fans see narrow cup defeat at Manchester United
Crawley Town will face United in the fifth round of the FA Cup at Old Trafford on Saturday.
BBC: Man arrested after Crawley fan 'mocks Munich air crash'
Carayol will go straight into the Poppies team to face Crawley Town this weekend in the Blue Square Premier.
But the club are on the up under Smith, whose managerial career has also featured spells at Crawley Town, Corinthian Casuals, Dulwich Hamlet and Kingstonian.
The weather has also lead to the postponement on Saturday of the League One football match between Crawley Town and Carlisle United at the Broadfield Stadium because of problems with the pitch.
The party's win in Crawley stripped Labour of control of the town for the first time since the early 1970s.
BBC: NEWS | UK | UK Politics | Tories are 'satisfied' with gains
Developers Mayfield Market Towns said a new town would create up to 10, 000 jobs and help meet future housing needs in Brighton, Crawley, Burgess Hill and Horsham.
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