Soon / Early :

1a. Could you finish this job as soon as possible?
1b. Could you finish this job as early as possible?
2a. By Mohan, see you soon.
2b. By Mohan, see you early.
3a. The government is expected to announce revised tax policies soon.
3b. The government is expected to announce revised tax policies early.
Please correct the above sentences.
Thanks.

2a and 2b. Bye, Mohan, see you soon!
3b. The government is expected to announce its revised tax policies early this month.