Modern Promotional Flyer Finalization

I already have a rough mock-up of a one-page flyer and now need it transformed into a polished, print-ready piece that feels modern and sleek while still being friendly to our local community audience... (Budget: $250 - $750 AUD, Jobs: Adobe Illustrator, Adobe InDesign, Flyer Design, Graphic Design, Illustrator, Photoshop, Print Design, Typography)