After you receive your assignment letter, you must either call the school or login to Apply.LAUSD. You must submit a Statement of Intent to Register (SIR) to officially accept your admission offer.Complete the Statement of Intent: Graduate Studies form which you can access via youSC. Drop down two lines: underneath the date write Attention: name of school official (Mr. Use this form or website to indicate whether you accept or decline the admission offer. That's just a welcome to the program letter.