Removing Paint new or old can be incredibly difficult (especially when many coats have been applied). This prosses is even more tricky when trying to preserve what lies beneath. Depending on the resilience of this surface, thickness and type of paint applied will affect the finished product.
Customer stated he wanted to remove white paint and whitewash from brick for a fresh start.
Most handicap signs are the hardest type of paint to remove. They are typically made of a Thermal Plasty or some variation of a similar prosses using chemicals to bind the paint to the ground making it extremely durable.