Although there are many great techniques already but hopefully these listed jquery tutorials will help you too and it will also give you a more professional feel and you will get latest techniques for modern design requirements of Web Developers.
Hope you will like these listed tutorials and leave your comments.
Jquery Fade In.Fade Out
jQuery Cheat Sheets
The cheat sheet comes in two flavors: 1) Made for iPhone and iPod Touch, and any other mobile device with internet access. 2) Old-school printable A4 cheat sheet
jQuery for Absolute Beginners: The Complete Series
Learn How to Create a jQuery Plugin
jquery Hover Sub Tag Cloud
jQuery Tools Scrollable