Bad service

I have been waiting for a package since 27/8, first delivery attempt was 28/8 and not delivered, when i made contact my address was wrong and no attempt was made to contact me. They advised me that the package will be delivered 2/9 and guess what no attempt to call and still not delivered! When i called them they promised it will be delivered before close of business as no one answered the call made, no call was made and my package is still not with me!!