Text features such as titles, headings, bold and italicized text, charts, photos, and captions can help readers comprehend informational texts. These features help readers locate essential information, understand relationships between topics, and retain information. There are different types of text features including print features like tables of contents and glossaries, organizational aids like headings and subheadings, graphic aids like charts and diagrams, and illustrations like photographs and drawings. Identifying and using these features before and during reading can improve comprehension.