Your child feeling ready to leave home, although upsetting, is also a sign of success. We must accept that as parents our roles are to prepare them for this moment. However tempting it might be to helicopter in and solve all their problems this only stores up more for later.
In the same way you would just give a child a maths paper aimed at university students, so we build up our children’s independence in staged steps. In these articles this is something that we focus on.