captainarcain,
Welcome to Wings3D. Here is puzzledpauls website if you haven't been there yet.... Puzzled Paul Tutorials... Oops I see his website is listed at the bottom of his post...
For something as simple as a vase, I extrude the shape or modify a cylinder to give the vase shape and then Select top Face > Intrude to hollow it out...
oort
Welcome to Wings3D. Here is puzzledpauls website if you haven't been there yet.... Puzzled Paul Tutorials... Oops I see his website is listed at the bottom of his post...

For something as simple as a vase, I extrude the shape or modify a cylinder to give the vase shape and then Select top Face > Intrude to hollow it out...

oort