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Submit a letter to Mainstay

Allowed file types are: bmp, doc, docx, jpg, jpeg, pdf, png, txt.

Select your file to send to Mainstay by clicking on Browse, make sure your e mail address is correct, then click on Submit.

  • Accepted file types: bmp, doc, docx, jpg, jpeg, pdf, png, txt.
  • This field is for validation purposes and should be left unchanged.