Add border from existing cemetery: 

#1 On the main cemetery page click either Add Boundary, Add Border (Red Box), or Edit Cemetery

#2 Zoom in to the location using the + or - boxes at the bottom.

#3 Move the white dots to move the boundary lines. Click the faded white dot to add a new segment. (Double click any white dot to remove it) 

#4 Click Save or Cancel (lower right hand corner).

#5 If you want to start over click Reset Boundary

Step 1

Step 2

Step 3-5