I have found it a very good program, my first tries came out terrible but I knew the lack of success was due to operator error, as 99% of CNC botches are.
Some trial & error and some effort on the users part is required, it is not a magic 1 click masterpeice maker.
Don't know why the forum won't let you upload but in lieu of a better description of what you are trying to do and what you are getting, it really needs to be seen. If necessary upload pic to a photohost like this one http://postimage.org/
, copy direct link to clipboard, then use img button to insert it in the post.