Epx in dangers public

I have been strugling with drivers who park in the middle of driveway with no concern for our clients safety. They deliver to our company daily and are aware of where the correct areas are. After repeatedlly asking epx 's drivers to stop doing this there reply is always but its just not there problem and that it is our companies problem

They are rude and arrogant

Can someone contact me ***(louis) -3 stars at best