# What do the 'Custom shape' options on the Sapling Tree Gen add-on do?

I downloaded Sapling Tree Gen 2.78 and I can't find any help.

What do the 4 lines of Custom Shape mean?

• @FacebFaceb If you type  it will render as edit which, when clicked on, takes you to the question in 'edit' mode. It can be useful to give to users who may not know how to edit questions. – Ray Mairlot Dec 21 '16 at 15:07