1. Audience Targeting: Facebook's extensive user data allows advertisers to precisely target their ads based on demographics, interests, behaviors, and more. This targeting capability helps businesses to ensure their ads are seen by the right people, increasing the chances of engagement and conversion.

2. Brand Awareness: Facebook ads are an effective way to increase brand visibility and reach a wider audience. By appearing in users' news feeds or sidebar, ads can introduce a brand to potential customers who may not have been aware of it otherwise.

3. Lead Generation: Facebook ads can be used to capture leads by encouraging users to sign up for newsletters, download eBooks, or participate in other lead-generating activities. This helps businesses build their email lists and nurture leads through the sales funnel.

   4. Drive Traffic: Ads can drive traffic to a company's website, blog, or other online properties. This is especially useful for businesses looking to increase website visits, promote specific products or services, or boost attendance at events.

   5. Sales and Conversions: Ultimately, the goal of many Facebook ads is to generate sales and conversions. Whether it's selling products directly through the platform or driving users to make purchases on a website, Facebook ads can be an effective tool for driving revenue.

   6. Retargeting: Facebook allows advertisers to retarget users who have previously interacted with their website or Facebook page. This means businesses can show ads to people who have already shown interest in their brand, increasing the likelihood of conversion.

Here are some recommended websites where you can find more information about Facebook ads.