edit
The term 'modifica' is commonly used in Italian language to express the action of making changes to texts, images, or other form of data. It can be used in a variety of contexts, where you may need to refine or correct something. When you ‘modifica’ something, you edit it to either improve it or adapt it to a certain need or requirement.
Change your behavior immediately.
The phrase is a direct command, used when asking someone else to urgently change their behaviour. 'Modifica' in this context is used as a verb at the beginning of the sentence.
The modification of this document will take a lot of time.
In this example, 'modifica' is used as a noun, referring to the action or process of changing/making changes to something. The focus here is on the fact that the process of changing something, in this case, a document, is time-consuming.
I need a change to my booking.
In this context, 'modifica' is used to express the need for a change or alteration to an existing situation, specifically a booking in this case. The focus here is on the requirement for the change.