How does Ps draw a simple banner?

Enter the size first. If the size is too long, it can be doubled according to the actual size, and the resolution will be improved accordingly. Then do the background first, fill with colors or patterns, create a new layer of input text, adjust the text size, change the font and color, and draw logo and other patterns. Finally, put it comfortably according to the composition. Save the file, output the file and make it.