Hello,
1) How to make menu item for a single category you can find in our documentation.
ordasoft.com/News/Real-Estate-Manager-Do...-estate-manager.html
2 ) the url and no alias for the property listing - do you problem 1
"when i post a listing in arabic title , it cannot be open from frontend and it converts me to the home page again
when i change the title to any english latin characters title .. it shown up and opens normally"
Thanks