Exploring Trading platform MT4/5

Some youtube video will do the explanation
http://www.youtube.com/watch?v=9a83-a9Gnms
http://www.youtube.com/watch?v=jMkRByATpNo&feature=mfu_in_order&list=UL
http://www.youtube.com/watch?v=mwUsu6bZBts&feature=BFa&list=UL3jXGkh0tcJs&index=4
http://www.youtube.com/watch?v=XCs_m7CA49I&feature=related
http://www.youtube.com/watch?v=Vdt56Yiida8&feature=mfu_in_order&list=UL
http://www.youtube.com/watch?v=DmIBwiumksU&feature=related
http://www.youtube.com/watch?v=0ekyxo3RM00&feature=mfu_in_order&list=UL
http://www.youtube.com/watch?v=GmvheahbYv0&feature=related
If you take those paid course, they wont give u much time for you to learn how to use MT4/5 as they need to squeeze everything in 2 or 3 days course.Trading is a wide scope of concept. Can you learn it in 2 or 3 days? You end up finishing the course with information overload. Using internet freemedia..take your own sweet time to understand the concept one by one.