Cook Illinois Sample Letter for Complaint to Probate Will and Appoint Co-Executrixes and Issuance of Letters Testamentary is a legal document used in the state of Illinois to initiate the probate process for a will and request the appointment of co-executrixes. It also requests the issuance of Letters Testamentary, which are legal documents granting the designated individuals the authority to administer and distribute the estate. The purpose of this letter is to assert the claimant's rights and express dissatisfaction or disagreement with the current probate proceedings. It outlines the specific reasons for complaint and presents a request for the appointment of co-executrixes in order to ensure a fair and unbiased administration of the estate. Keywords: Cook Illinois Sample Letter, Complaint, Probate Will, Appoint Co-Executrixes, Letters Testamentary, detailed description, different types. There aren't different types of Cook Illinois Sample Letter for Complaint to Probate Will and Appoint Co-Executrixes and Issuance of Letters Testamentary, as it is a specific legal document tailored to address the required actions and concerns within the probate process for a will in Illinois.