Advertising on Facebook : Facebook offers a range of campaign objectives based on what you are looking for your advertisement to do.

Before we look into some specific Facebook advertisement examples and its technical requirements for each format, the following list are a few different types of Facebook campaigns align with business goals:

• App installs: Encourage installations of your mobile or desktop app.
• Brand awareness: Introduce your brand to a new audience.
• Conversions: Get people to take a specific action on your website (like subscribe to your list or buy your product).
• Engagement: Expose a post to a wide audience to increase the number of Likes, comments, shares, or photo views; increase your number of Page Likes; promote an event.
• Lead generation: Get new prospects into your sales funnel.
• Reach: Expose your ad to as many people in your audience as possible.
• Product catalogue sales: Connect your Facebook ads to your product catalogue to show people ads for the products they are most likely to want to buy
• Store visits: Drive customers to brick-and-mortar stores.
• Traffic: Drive traffic to a specific webpage.
• Video views: Show your video to a large audience to increase brand awareness.

Photo Facebook ads

• Facebook ad specs: One image plus text
• Campaign types: All except video views
• Facebook ad image sizes: 1200 x 628 pixels
• Text limit: 90 characters
• Headline text limit: 25 characters

Video Facebook ads

• Facebook ad specs: One video plus text
• Campaign types: All
• Facebook ad image sizes (thumbnail): Minimum width 600 pixels; match length to video aspect ratio
• Text limit: 90 characters
• Headline text limit: 25 characters
• Facebook ad dimensions: Video aspect ratio of 16:9 (full landscape) or 1:1 (square) for all objectives; other aspect ratios available for specific campaign types
• Maximum video length: 120 minutes

Slideshow Facebook ads

• Facebook ad specs: A video automatically created from up to 10 still images
• Campaign types: All except post engagement and product catalog sales
• Facebook ad image sizes: 1280 x 720 pixels
• Text limit: 90 characters

Facebook Carousel ads

• Facebook ad specs: Up to 10 photos or videos plus text
• Campaign types: All except post engagement and product catalog sales
• Facebook ad image sizes: 600 x 600 pixels
• Text limit: 90 characters
• Headline text limit: 40 characters (for images) or 25 characters (for video)
• Maximum video length: Two minutes combined