Facebook Ads urget help please

Hey guys so i work for a company online in my country and the thing is i started working ofr them back in october 2018 when i thought about it u get about 5$ for each sale u make so i was the first one who thought about facebook ads and i did good my monthly revenue was from 300-800$ in the last 6 months then facebook F*** everything up by disabling my account the problem is no one knew i was doing facebook ads coz not everybody know about it but they discovered it with time the problem i tried going back to my strategy but now everybody is doing it its kinda saturated since in my country we dont speak english so in my facebook ad campaign i only specify the country and facebook does the job keeps bringing me people who are interested ofc in gaining weight... without specification i was the top1 on the company now im not even in the top 10 and i really want your help guys before i was using a daily 3$ sometimes 5$ and can make up to 800$ per month but now with 10$ daily i get less interested people and spend more then what i win at the end of the month so i want your tips please what should i do should i specify cities or maybe increase the budget ?
i tried different posts,product pictures, client's feedback and nothing i really need help guys i dont wanna lose this job knowing it helped me a lot in my scholarship .

thank you