Information definition requires written/email/physical submissions for tax informant rewards; instant messages or social posts excluded. Definition of Information under the informants reward scheme: Information includes records, documents, emails, electronic data and photographs relevant to detecting undisclosed income, provided in person, by email, or by letter. Submissions by other informal channels are excluded. When information is received in instalments, each instalment must be furnished separately in Annexure A and reward entitlement is computed with reference to additional tax realised or realisable directly attributable to the information in each Annexure A.