What is the difference of Immigrant Visa Application Processing Fee bill which he paid $380 and with other charges thru check that was been attached to that form the VISA APPLICATION FEE?

Where is VISA APPLICATION FEE be paid?

What is the credited bank that was been assigned to pay this bill?

I need your voices if you have experience these category.

Please to those who have experience bringing their parents to US, i would like to get your experiences regarding the payments because i am getting more confuse on it.

It will be highly appreciated with your shared experience that why, it would help me alot to know what should i do.

Thank you in advance.