Info/advice on entrepreneurship seminars/conferences

i am a web developer, new to the field(2yrs), in los angeles, CA. i am also an entrepreneur at heart and looking to soon start my own online business. does anyone have any idea where i can find some info on conferences/seminars on entrepreneurship/ebusiness/startups. i am basically seeking knowledge to get me prepared. i am also open to flying to the bay area/silicon valley once a month for conferences/seminars and also need advice on blogs/websites where i can follow internet trends. i appreciate all responses.