From the Photos app you can email only up to five photos at once. Let me show you a nice little trick which will let you send more than five images in a single email.
If you don't have installed program for editing PDF documents on your computer, then you can use web application PDFescape which allows you to edit your documents in your browser.
To avoid using someone else's copyright protected images you aren't allowed to use for commercial or even personal use, Google Advanced Image Search has got you covered.
One of the important new features of Adobe Photoshop CC is new additions to the shapes tool. You can now create all sorts of different shapes by rounding each corner of a shape separately.
There is an unlimited number of ways to create amazing looking effects using Photoshop and its filters, let me show you how to create a mysterious looking one from scratch.