The document discusses the effectiveness of combining main products and ancillary tasks for a documentary project. Specifically, it describes keeping the same voiceover from the documentary for the radio advert to provide familiarity and tone consistency for audiences. It also notes the print advert directly addressed the documentary's theme through relevant imagery and color matching the documentary's editing. Additionally, the radio advert used audio clips from the documentary, like vox pops, to combine the two and inform listeners of the documentary's content. Overall, the document states the ancillary texts helped provide a cohesive sense of the documentary itself.