Additional resources This page has links to proformas and other resources which you may find helpful when completing your return. Pro-formas: To help with compiling data for questions 3.3.1; 3.4.3; 4.2; 4.3; 6.3.4; 6.3.6; 6.3.9; 6.4.1, 6.4.4, 7.2 and 7.3. [...]