How to Take a Good Photo

 Press CMD + Spacebar to open up Spotlight Search

Search Photo Booth and then hit Return

Try to find an area where your photo has even light hitting it.

Line your photo up so it's pretty straight 

Press the red button to take a picture on Photo Booth

When you are happy with your photo, right-click and export to Pictures

 Press CMD + Spacebar to open up Spotlight Search

Search Preview and then hit Return

Open your Photo in Pictures

 Click to Show Markup Toolbar 

If you need to Rotate your image, use the Box with the Arrow

If you need to Crop the image, Select the area you want to keep, and press the Crop Button

If you want to adjust the Brightness or Color of your image, select the Adjust Color icon.

Change the Exposure and Contrast to adjust your Brightness

Change the Temperature to adjust the Color

When you are happy with your photo, press CMD + S to Save

Find a piece of work you have uploaded to for work.