You might have seen the Hawaii News Now story about graffiti in Waikele (if not, you can read the story on Hawaii News Now).
For the past 15 years, the Waikele Community Association has paid to powerwash a wall that is getting tagged. This wall faces Kamehameha Highway. The association is now requiring homeowners to buy paint and paint over the tags themselves.

The problem with pothole patches from hardware stores is that they are temporary patches. They're not meant to last for more than a few months (thus the relative "cheap" price). If you need temporary relief and plan to fix the pothole within the next few months, then pothole patches from hardware stores are alright.
Potholes develop because your