They gave you long case study and take your ideas. Later they offer you even less than what you are currently earning. It was a total waste of time. I suggest to refrain to such small organization who asks for such detail case studies from the candidate

They asked me to do a small presentation for the Category. But, no one replies me back with a call or email. Tried to call them several times but no answer. Even I've sent a message to HR Manager on LinkedIn she never reply me back