These tips and tricks should be easy enough for anyone with a rudimentary knowledge of Photoshop.
Source: tumblr.photojojo.com
Install these free Photoshop actions to get Instagram-like filters.
Download them here.
Source: irocksowhat.com
If you need to process a bunch of photos, use batch editing to resize and watermark all of them literally IN SECONDS.
You don't even need to open a single file in Photoshop. Just make sure all the photos are in the same folder on your computer, click File >> Process Multiple Files, and go to town.
More details here.
Source: honeybeeinthecity.blogspot.ca
Use the Dodge and Burn tool to get sparkling eyes.
Dodge will lighten. Burn will darken. So zoom very close in there and follow this easy, three-step tutorial.
Source: pinterest.com