according to uscis internal memo, received date determines all processing order and time, though it won't be shown anywhere but on the initial receipt notice. receipt date is the date they enter your application into system, generally have no impact on anything.
【在 l*******z 的大作中提到】 : according to uscis internal memo, received date determines all processing : order and time, though it won't be shown anywhere but on the initial receipt : notice. : receipt date is the date they enter your application into system, generally : have no impact on anything.