Divide Legend of ggplot2 Plot in R (Example) | Split into Multiple Parts

ggplot2 Plot with Different Background Colors by Region in R (Example)

R Draw ggplot2 Plot of Data Frame Subset (Example) | Particular Rows

Change Position of ggplot Title in R (4 Examples) | Center, Right & Vertical

Change Color of ggplot2 Boxplot in R (3 Examples) | Set col & fill in Plot

Add Text to ggplot2 Plot in R (3 Examples) | Annotate Elements to Graphic