Learn Batch File Programming! by John Albert

Say you need to execute a set of commands over and over again to perform a routine task like Backing up Important Files,Deleting temporary files(*.tmp, .bak , ~.* etc) then it is very difficult to type the same set of commands over and over again. To perform a bulk set of same commands over and over again, Batch files are used. You can learn all this & lot more tricks in this book very easily!