It’s a sad fact, but many renovation projects involving home additions in Sydney end up going over budget. Even the best-laid plans can go awry and can add to the costs even if you have been sensible and allocated a generous contingency fund. There are a number of hidden costs which many renovators simply don’t consider, so to avoid your building project suffering the same fate, don’t forget to factor in these six renovation expenses. 1. Rubbish Disposal You may think that we can’t catch you out on this one as you’ve already factored in the rate for a skip to take away the rubbish at the end of your project. But do you really know how much rubbish you’re going to create? Most projects, especially large ones such as a house addition in Sydney generate significant amounts of rubbish that will need to be disposed of safely. So, it may be prudent to budget for collections at strategic points throughout the project or for a larger skip than you think yo