partyicipation letter

Does anyone out there have a sample of a "Letter of Participation" I I thank you in adva ce

Can you be a little more specific? I'm not sure what you mean by letter of participation.
- Craig
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I am trying to get HEB to help us with sponsorship but they are asjkiung for a "letter of participation" from us and I am not sure how to write it.
- ssmtzpto
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