Driving Dublin to Waterford is way cheaper than posting it. You could do it on a Friday and maybe the person on the receiving side will give you a bed for an overnight or weekend stay - now that's saving money
I'd used this company before parcel to Cork, putraventure.com and their service is reliable and relatively cheap..went to their website, no mention abt rates nationwide and i sent email to their info, got a quick reply and the rest was history