I-485 papers

[monorail]

I am about to file my I-485..Do I need to attache the supporting documents when sending or carry them while going for the interview. Also am married to a US citizen so when filling the forms do I use his name as my last name on the places not indicated I must use maiden name??

[yanimmigration]

Attach supporting documents along with forms. Retain copies of all supporting documents for future interview.