Facebook ad specs vary based on the type of Facebook ad. For example, the image size for a single image ad is 1,200 x 628 pixels with an image ratio of 1.91:1, whereas slideshow image size is 1,280 x 720 pixels with an image ratio of 16:9, 1:1 or 2:3. Get detailed Facebook ad spec information covering specs for every ad type in our article Complete List of Facebook Ad Specs. How Much Ads Cost: A Facebook Overview | Facebook for Business
$5-10 dollar a day is a feasible budget for most small or local business such a La Tana to get their feet wet in FB advertising. After you have gotten the right converting ad formula down, feel free to increase your budget an extra $5-10 dollars a day. Of course, the higher the budget, the greater your reach. I recently worked on a Facebook ad project for a supplement company. Their budget was a whopping $100 per day(estimated daily reach of 8,000-21,000 people). How to change your Facebook Page category
In the media section you’ll decide on the image that you want to use in your ad. The recommended size for this image is 1080 pixels by 1080 pixels. (Though this would depend on your ad placements) The image MUST contain LESS THAN 20% text! (If you plan on using text in your image, Facebook has a very cool tool that will help you work around the 20% text overlay rule)
Once you've set up the Facebook pixel, the pixel will fire when someone takes an action on your website. Examples of actions include adding an item to their shopping cart or making a purchase. The pixel receives these actions, or events, which you can view on your Facebook pixel page in Events Manager. From there, you'll be able to see the actions that your customers take. You'll also have options to reach those customers again through future Facebook ads.
Facebook retargeting can be used in a number of ways and is based on your advertising goals, or objectives. There are four main goals in retargeting ads: build awareness, reminder advertising, close a sale, and invite repeat business. When retargeting is used in conjunction with your advertising goals, ads become very effective and drive your return on investment up.