Yes..you can ..if you able to determine the target people/market than advertisement can make huge effect over there. But it requires little analysis, planning and forecasting. Paid advertisement will help to spread the knowledge and other essential information what you wont to make others known abut your business,products and services etc. It will help you to get new possibilities and opportunities. But keep in mind don't ever go out of your budget for this all, because if you wont get desired attention/result than this may become unbearable and make your business go down .