Hello guys,<br/><br/>I'm a new member in this evaluate forum. Also I think it will be the key of my problems by your advises. Sometimes I face <br/><br/>different usings of "and".<br/><br/>Look for the examples.!<br/><br/>Jone, Tim, Mike and Khaled are friends.<br/><br/>Jone , Tim , Mike , and Khaled are friends.<br/><br/>I'm always wondering if both are correct or what is the difference.<br/><br/>with respect for all.