Below is a sample email you can write to request petty cash.
Dear Sir or Madam (or the name of the finance manager),
I am writing this email to ask you for the approval of a petty cash request, for the value of (enter requested amount here). This request is for official purposes only and is necessary for the (explain why you need a petty cash withdrawal).
Thank you for your time.
Yours sincerely,
(Your name).
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