You can change the proportions, type size and style later. You can import text from your word processor via copy and paste. You may have to change the formatting of the pasted text. It rarely survives the translation process unchanged. This method will give you truer colors from what you see on the screen when you go to print.
Any image manipulation needs to be done before importing.
Text style tips Do not use lettering effects such as outlined or shadowed. They don't reproduce well. The process is not difficult, but is time consuming. If you prefer, we can do any or all of it for you.