“Is there more of this going on then we realize?”
yes
“Is there something that can be done to help people on the brink of leaving due to unhappy marriages and life experiences?”
not really, but youre welcome to try
“Is it time that more professional (orthodox therapist) are made available to help and that seeking their help is not seen as a stigma?”
YES OH MY GOD YES
“Should parents guide their children into Social work, Psychology schools etc. in their studies so there are more therapist in the frum world?”
guiding anyone into a specific profession is always problematic, but it should be accepted as a reasonable profession for frum people, aside from the usual special ed, PT and OT.
“Should time be spent in Chosen and Kallah classes about what it means to be married, form a partnership and how to cope with stress, finances etc.?”
cant answer that…never been to one