Simple Mobile Poor network coverage i barely recieve calls or send calls. MIAMI Simple Mobile Corporate Office Miami, Florida

Simple Mobile I bought a $25 mobile network from them which has the poorest network connection coverage .i cannot make phone calls otcautomatically goes to emergency only mode almost wherever i am at tge time .i cannot recieve calls it automatically goes to voicemail even i am standing next to the person calling .its a rip of i hace been getting about 10% of the service for what i have paid for the past six months or so.i have tried to talk to customer service but tgeyxare so unprofessional andcrude they couldnt fix my problem