I need somebody to design a poster

I need somebody to design a poster. The poster is is for a shop window. I will need the following formats once the work is finished:

A1
A2
Facebook post

I need unlimited revisions until i am satisfied with the standard of work, not the other way round.

Please do not bid on this job if you think the price is low as i dont want you to waste your time.
If you want to increase the bid amount by putting an offer in, DONT, as i will just reject the job and once again you will be wasting your time.
If you cant do this job quickly, then please do not bid on this job as you will be wasting your time.