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Gets or sets a Boolean value specifying whether the signer can enter comments in the Sign dialog box. Read/write.
Use this property to determine whether comment entry is enabled for the signature line when the document is signed.
bool AllowComments { get; set; }
Property AllowComments As Boolean
ISignature signature = workbook.Signatures.AddSignatureLine(worksheet, 100.0, 50.0, 192.0, 100.5);
ISignatureSetup setup = signature.Setup;
setup.AllowComments = true;
bool allowComments = setup.AllowComments;