我看了一下，USCIS的网站上介绍，好像本人不能efile I-140, 必须是behalf, 是不是？
Instructions for Electronically Filing Form I-140
Purpose of Form
To petition for an alien worker to become a permanent resident in the United
States. This form is filed on behalf of an alien, and not by the alien.
Who is Not Eligible to e-File This Form
You are NOT eligible to e-File this form if:
You are applying for a waiver of the filing fee.
You are requesting that your case be expedited (does not include filing for
Premium Processing)
You are a Soviet scientist
谢谢