How can you optimize your image's file size?
Source: http://blog.hubspot.com/marketing/how-to-get-more-leads-by-optimizing-your-website-images The best way to decrease your image's file size while maintaining the image's visual aesthetics (e.g. not make it look like a pixelated mess) is to use Photoshop . 1) Crop out all white space around your image. You don't need all that extra space. You can use HTML/CSS to add extra padding around the image on your landing page. In Photoshop, use the crop tool to eliminate extra white space. 2) Make the image as small as it needs to appear on the screen. By default, your high-def image may be 2,000 pixels wide. That's way too big. On most landing pages, your ebook image will appear as no more than 300 pixels wide. In Photoshop, click Image > Image Size > edit the width . Input a smaller width, such as 300. Make sure "Constrain Proportions" is checked before editing the width. 3) Make the image transparent. Delete the white background beh...
