What you receive looks like this:
ORIGIN=USA&OTHER+ORIGIN=&How=Recommendation&more+ how=alt.usenet.off-line-reader.forte-agent &First+Visit=yes&ACCESS=Other+non-UK+Internet+Provider&OTHER+Provider=cris.com& Happy=yes&useful=Very+Useful&OTHER+useful=&address=&COMMENTS=
And if you process it via a script (such as the one used in the above example), the final form could look like;
ORIGIN=USA OTHER ORIGIN= How=Recommendation more how=alt.usenet.off-line-reader.forte-agent First Visit=yes ACCESS=Other non-UK Internet Provider OTHER Provider=cris.com Happy=yes useful=Very Useful OTHER useful= address= COMMENTS=
If you are dealing with several different forms you may want to keep track of what's coming from where. One partial solution is to include a line like the following at the beginning of your form:
This field is invisible to the user, but appears in the form that arrives in your email.