Logos come in many types:
Websites display Logos in Bitmaps (dot points only)
Photos are also Bitmaps (Higher number of dot only, colour values assigned to each dot)
Vector Files are shapes that a defined outline and a relationsjip to other shapes (Fonts)
Vector Logos are like fonts they can be scaled up or down with out loosing quality. common in Printing flat materials (1 Diamention )
3D Vector Used in 3D printing and CNC Machining
It is important to provide the Highest quality logo in the format for your request.
If you need your File converted to a different format or higher quality a fee will be required. By providing a file I can see the scope of work required.