To advertise your business/brand or products on facebook is better you make use of facebook page.
This strategy will help you to engage with your potential clients. By posting regular blogs on daily or weekly bases. You can even run ads - advertisement to reach millions of people on facebook. Even facebook ads is one of the best ways to reach awareness by setting the ads for only targeted audience that will benefit to you needs.
Facebook also have Ads manager where you can monitor your ads performance.
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