The graffiti removal process must occur sooner rather than later. If graffiti removal happens inside the first day of this assault then the odds of it all being in a position to be removed are substantially higher as penetration to the surface hasn't had the opportunity to occur yet.
If you do not need to do it yourself or do not feel you can reach the place in which this defamation has happened then there are graffiti removal firms that are experts in this and can cope with most problems by using graffiti elimination products at any locations and situations.
In some regions or if a specific graffiti canvas is considered good by the artist or artists (if you can call them that), then it's probable that as soon as the graffiti removal is completed some more will pop up precisely the exact same day.
A very simple thing you can do in order to detract the criminals is to set up lights and even sensor lighting to the issue area.
This may help stop it getting to the stage of graffiti removal because graffiti artists have a tendency to attack at night or in covered locations to carry out their job as it may take time to generate a bit – if they are at the light that they probably won't try it as they will be in serious trouble if they have caught.