##  Class files

Inserting an image somewhere in the document is easily done in LaTeX, but to make it look professional, we may need to Modify the size and scale of the image, and other properties deciding how the image is inserted in the document, Arrange the positioning of the image inside the document, Add captions to the image, and Add references to the image. Intermediate to advanced users can also learn how to Manage their image collection (for a long document, the number of images used can be huge) Wrapping text around figures Using wide figures in two-column documents