Lapizuli - 6:12 pm on Jun 27, 2010 (gmt 0)
Thanks, TheMadScientist & mirrornl.
The other part of my confusion comes from:
"test using one of my websites that ranks highly for nursing- and healthcare-related keywords."
"Within six months, the nursing websites were ranking"
My brain's in linear thinking mode this morning and can't wrap around the logic until I've resolved the rest, aargh!