Signing letter and inserting into envelopes

I'm looking for someone who can help with the following task:

* Writing "Dear xxxx" at the top of letters. And writing the date.
* Signing those letters.
* Writing name and address on envelope
* Sealing envelope
* Adding stamp to envelope.

We provide:
* Printed letters
* Envelopes
* Stamps
* Database with names and addresses

Completion time = 2mins per letter = 30 per hour.

Attached is an example of a letter.

Quick video explainer:
https://www.loom.com/share/ebe899ecb48b46da99948a08a1e297e9

***** Must be based in UK *******

Must have neat hand-writing.

Immediate start. With initial >2000 letters.