This is the 207th most frequent French word.
permet
"Permet" means "allows" or "permits."
In this context, 'permet' means 'makes it possible' or 'facilitates', describing how the suggestion aids in the comprehension of the problem.
Votre suggestion permet de mieux comprendre le problème.
Your suggestion makes it easier to understand the problem.
Here, 'permet' is used to mean 'allows for', illustrating how the program creates the possibility for a specific outcome, namely, reducing energy expenses.
Un tel programme permet de réduire les dépenses énergétiques.
Such a program allows for the reduction of energy expenses.
Here, 'permet' signifies 'allows', indicating the functionality of the key to enable the action of opening the door.