Ranjeet Mewada made some very nice video tut on variuos part of ida pro.
Part 1 Visual Debugging with IDA
Part 2 Linux Remote Debugging with IDA
Part 3 Watching variables and tracing instructions through breakpoints with IDA
Part 4 Solution for br0ken's CrackMe #1
Part 5 Making a Keygen in C++
Part 6 x64 disassembling and fixing obfuscated APIs with IDA
Part 7 TLS Callbacks and preventing debugger detection with IDA
Part 8 Unwrapping a Flash Video Executable exe2swf with IDA
Part 9 Solution for Pimp exe's KeyMeAsm1
Part 10 Making a keygen in C++
Part 11 Alien Autopsy rev 2008 with IDA
Part 12 Solution for derko's x64 UnpackMe
Part 13 Solution for pnluck's x64 crackme
Part 1 Visual Debugging with IDA
Part 2 Linux Remote Debugging with IDA
Part 3 Watching variables and tracing instructions through breakpoints with IDA
Part 4 Solution for br0ken's CrackMe #1
Part 5 Making a Keygen in C++
Part 6 x64 disassembling and fixing obfuscated APIs with IDA
Part 7 TLS Callbacks and preventing debugger detection with IDA
Part 8 Unwrapping a Flash Video Executable exe2swf with IDA
Part 9 Solution for Pimp exe's KeyMeAsm1
Part 10 Making a keygen in C++
Part 11 Alien Autopsy rev 2008 with IDA
Part 12 Solution for derko's x64 UnpackMe
Part 13 Solution for pnluck's x64 crackme