Translation of Konvention

In England, a man would still open a door to a woman, but in other countries this habbit is less common. In a way, habits that existed hundred years ago slowly loose their meaning and importance.
No problem with the statement you sent me! They need to fill in some forms on the main page, which they will do tomorrow. Please send me all German lessons and guidelines for inserting the expressions.
In order to see it you have to complete a lesson. I attached a screenshot. I did not place any rating there, so that it will not demotivate some of the users, especially the fresh beginners.