Associated to layers, or applied directly to entities, three very important properties to ease project understanding, visualization and printing quality, are color, linestyles and lineweights.
The Properties toolbar allows the user to apply explicit colors, linestyles and lineweights directly to entities, thus being these properties no longer controlled by layer.
Colors, linestyles and lineweights should be controlled by layer and not explicitly. For instance, when applying an explicit color to entities, these may be confused with another layer.
When selecting a color, either in the