There are many ways to sharpen a photo, and in this article, I got through some of them.
If you ever wanted a nice explanation on what is HDR, and why it’s used, you can find that in this article, which is all just about that :)
You can create a nice cityscape reflection in Photoshop in a mater of minutes, and in this written guide and this video, you can see how I do it :)
Some of the photos I post, are long exposure photos. And if you wanted to know how to take long exposure photos, check out this guide.
This is a very simple way on how to add glow to your photos. From the written version, you can also get a Photoshop action, that does all the steps for you :)