There are a few things you can do to get rid of ants in your Sydney home. One is to call an exterminator and have them come out and spray for ants. Another option is to try some DIY methods like using boric acid or setting out ant traps. You can also try to keep your house clean and free of food scraps and crumbs that might attract ants. Whatever method you choose, make sure you follow the directions carefully and take precautions to avoid harming yourself or your family.