"The on the road games and why we did them was twofold; to develop new audiences and spread the game in the South East, and also to see if there are any willing partners out there," Mackay said.
"We went to Leyton Orient and that was successful in a way but with the Bradford issue that arose [the Bulls' future being in doubt] we probably didn't give it the marketing attention it should have had.
"Gillingham was a success story and delivered gate numbers and gate receipts."
Broncos finished 12th in the Super League table last season and Mackay says a strong performance on the field under
would help the club's position.
"I don't want to set what our expectations are as that is for Tony and his team," he said.
"If we can get that going, interest starts to build.
"It is exciting times but equally, it is a very important season for us."
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