Corregir 3 problemas de aplicaciones web

I have 3 different problems in 3 webapps, i need to know what changes are apply in each point (technical details) the problems are: 1) [login to view URL] problem, unexpected string in JSON at position 124 [login to view URL] User: tecgurus Password: GuruTec#17 The problem is in the text value, i need to use in the TEXT single and double quotes for question and answers, but in the view (Laravel Framework + Angular) when the JSON reponse is parsed, i have a javascript problem: gurus-evaluation\local\resources\views\exams\questionbank\scripts\[login to view URL] (Line 17) JSON RESPONSE STORED IN DATABASE: [{"option_value":"option\"","has_file":0,"file_name":""},{"option_value":"option\"","has_file":0,"file_name":""}] The json is stored in the file QuestionBankController (Line 670) 2) When i access with different role (not admin) the CREATE FORM doesnt work [login to view URL] user: gguerrero@[login to view URL] pwd: tecguru$ In sometimes when i do logout (LOGOUT MENU) [login to view URL] there is an error Method Not Allowed (#405) Method Not Allowed. This url can only handle the following request methods: POST. Admin User CREATE FORM is working good: user: tecgurus pwd: GuruTec#17 3) The ajax url is not found [login to view URL]