Smoothing Mask Edges

 Things to remember creating smoother edges after masking.
-Lasso and/or Pen to mask area
-*Use "Edgeloop Masked Border" in Geometry tab to exctract shape.
-Delete excess polys
-*Use "MaskByFeature" minus "Groups" and "Crease" keep "Border" and click.
-*Invert mask selection"
-*Use "Polish By Feature" under Deformation Tab