shipping business

i am newbie on ebay, i am selling Safe Digital Product so shipping by message code/serial key and stuff like that, if someone even after receiving their article launches a complaint how do i do it? knowing that there is no tracking number for a parcel shipment nor anything seen that it is an...

We are seeking for a reputable individual,agency with an indepth business mindset to collaborate with us in South Africa. We are an established currency exchange & shipping agency in europe (ROME).This will be a real offline working opportunity for the right candidate. Training & resources...