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Dover host Bromley on Saturday in the third qualifying round of the FA Cup, with the winners just one tie away from a possible game against Football League opposition.
"It’s important on many levels," said Forster. "We’re playing well and starting to win games at home so it’s important that we keep that going.
"We're playing well and staring to win games at home so its important that we keep that going."
And Forster (pictured) recognises the financial implications, with £7,500 on offer to the winners of Saturday's game.
"We need to keep the run going, finanically," he added.
"We're starting to turn crabble into a fortress now and get the results there that our performances have warranted.
"You want to win the cup games and there is still a buzz about the FA Cup in the lower leagues."