If your bin has been missed multiple times, the first thing to do is ensure that there haven't been any issues that may have caused the missed collections. You need to have:
If you believe your bin was still missed after confirming all these points, you can report it. However, if it's been less than two working days since the last missed collection, you'll need to wait until your next scheduled collection.
For further details on reporting missed bins, you can check here. It’s always good practice to keep track of your collection days to avoid future issues!