Both Backspace and Delete will remove unwanted characters (backspace
backward and Delete forward), or you can select text with the mouse and
press Delete. As for the spaces, see
http://word.mvps.org/FAQs/Formatting/NonPrintChars.htm.

Signature
Suzanne S. Barnhill
Microsoft MVP (Word)
Words into Type
Fairhope, Alabama USA
Word MVP FAQ site: http://word.mvps.org
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all may benefit.
> my boss wants me to write a letter now and everytime i hit the space bar when
> im trying to type a document it leaves a full stop? how do i get rid of it?
> and also i have no idea how to use the eraser so i cant delete a line or
> anything! i have microsoft word