Incorrect size delivered

I love ordering from TFG. it's always efficient and I love the my TFG world system to shop all stores at once however, I ordered a size 7 pair of shoes and received a size 5. The returns process is so cumbersome and drawn out I ended up gifting the shoes to a colleague. I was quite disappointed as I wanted the shoes. I went back to order the same thing again in the hopes of getting the right one however they were now sold out. When I called for the return the consultant YAWNED in my ear.