Your Youtube Banner and Profile is Awesome!
Your Youtube Trailer is pretty long!
Your Thumbnails must be improved as it is hard to read and not Click Worthy!
In your Minecraft Survival Series! Add the Ep Number and the "Minecraft Survival Series" at the very end of the title and start the title with something interesting that happened in the video like "ENDERMAN FARTS | Retro's Minecraft Survival Series EP 17" and have a nice thumbnail with and enderman farting lol!
Share your videos on Reddit,Twitter,Minecraft Forums and other Social Media!
For example if you are doing a Minecraft Video! Join a Minecraft Community on Google+ and share your videos there without "Advertising"
Add your Milestones in the "About" Page
Make your Lets Play Videos a bit Shorter! 15 Minutes Max!
At the beginning of your Lastest Video, you had a black screen and starting talking for a minute! THAT IS A HUGE MISTAKE! HUGE HUGE HUGE mistake
Add a Subscribe call to action in your third line of the description! Like I do in my videos!
Edit your Lets Play Videos and keep removing boring parts!
I highly highly highly highly highly recommend you to attend the Freedom Academy! ALL OF IT!
Use End Cards!