With regards/with regard?

[Sesha]

hi friends and teachers,
Would you teach me :
- Relevant correspondence with regards to the following details was already made.

- Relevant correspondence with regard to the following details was already made.
Which of the above sentence is correct?

- He left Chicago for good. What does ‘for good’ mean here? Kindly explain.

thank you
Sesha

[bhaisahab]

hi friends and teachers,
Would you teach me :
- Relevant correspondence with regards to the following details was already made.

- Relevant correspondence with regard to the following details was already made.
Which of the above sentence is correct?

- He left Chicago for good. What does ‘for good’ mean here? Kindly explain.

thank you
Sesha

Relevant correspondence with regard to the following details has already been made.

He left Chicago for good. What does ‘for good’ mean here? Kindly explain.
He left Chicago for ever.