Inner West Tree Pruning
They will also give you a permit so that you can remove the tree. You will also need to check the local laws and regulations so that you know what you can and can't do.
Some trees can grow very fast, and it's easy for them to damage your home or property.
If you are going to get rid of a tree, make sure that it is removed safely. Make sure that you hire a professional company to do the job. Don't try to do this yourself because you might end up getting hurt.