- Understandable and obvious, the theme and message of the map, for the audience
- As pleasing and interesting as possible (colors are secondary to the msg)
1. Purpose - what kind of map and how do you portray it?
2. Reality - how does it affect? E.g. Landmass - portrait or landscape, can you put a bar chart?
3. Available Data - you can only map what you have, don't add data
4. Map Scale - controls quality of your mapping, how good is the topology? 1:100-1:50,000
5. Audience - for peer review journals? For class? Mixed public? Has to suit the audience
6. Conditions of Use - where will it be use/seen? Magazine, newspaper, glossy, grayscale, web.
Restrictions in terms of DPI quality
7. Technical Limits - scaling
8th EditionDennis G. Tasa 13th EditionDennis G. Tasa, Edward J. Tarbuck, Frederick K. Lutgens