請教大家，同樣NSC，為什麽485 approval notice 不同？

我們的 －

On October 3, 2007, we ordered production of your new card. Please allow 30 days for your card to be mailed to you. If we need something from you we will contact you. If you move before you receive the card, call customer service. You can also receive automatic e-mail updates as we process your case. Just follow the link below to register.


樓下的 －

On October 4, 2007, we mailed you a notice that we had registered this
customer's new permanent resident status. Please follow any
instructions on the notice. Your new permanent resident card should be mailed within 60 days following this registration or after you complete any ADIT processing referred to in the welcome notice, whichever is later. If you move before you get your new card call customer service. You can also receive automatic e-mail updates as we process your case. Just follow the link below to register.

我們會直接收到卡嗎？之間還有什麽步驟嗎？感謝回答！