what is the perpose of fibonacci retracement?

forex trading ma fibonacci retracement ka kia perpose ha?is ki madad sa ham kis trhah zayada profit earn kr sakty han?kia ya profitalbe ha?jin jin friends ko is k bary ma info ha wo saab please yaha guid kry.
thanks

dear forex aik behtreeen business hy jo ap ko boht kam waqt mai boht acha faida hasil kar skta hy lehaza ap ko seekh k aur sujh k es business mai kam karna pare tu ap must karo osii se ap apni life ko set kar skao gy,,,

gee bhai forex trading mein jo bhe indicators hien woh sb hemein trading mein mdd krte hein aur yeh fabonacci retracement bhe trading mein market ke movment mein help krta es se hm apne market ke trends ko smjh skte hein