Tfg online and Ram couriers non delivery

I placed an online order on the 24th of June and struggled to get my parcel. Ram couriers **** and said they came to home and no was there. I had to call them to arrange for another delivery, finally got it. On the 29th of June I placed another order online and till this day I haven't received my things. Ram couriers keeps on lying saying that I wasn't home and yet I stay home the whole day. I've made several calls both to Tfg and Ram and they keep on promising lies. This is really frustrating because I can't wait around everyday for them deliver. It's either I get what I have ordered or they give me a Refund! At this moment they are bombarding me with emails that no one was home whereas I didn't even receive a call that the courier guy has arrived. Lies!