أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
Easy. Increase product quality and increase marketing. Just be sure that the overall market is increasing too, otherwise you'll end up with 100% of nothing.
Oh, you want to increase earnings in the short term too? There's an expression in English for that: 'having your cake and eating it'.