Index: trunk/BNC/bnchelp.html
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--- trunk/BNC/bnchelp.html	(revision 2088)
+++ trunk/BNC/bnchelp.html	(revision 2089)
@@ -945,5 +945,5 @@
 <p><a name="pppphase"><h4>3.11.3 Use phase obs - optional</h4></p>
 <p>
-By default BNC applies a PPP solution using an ionosphere free P3 linear combination of code observations. Tick 'Use phase obs' to switch to an ionosphere free L3 linear combination of phase observations.
+By default BNC applies a PPP solution using an ionosphere free P3 linear combination of code observations. Tick 'Use phase obs' for an ionosphere free L3 linear combination of phase observations.
 </p>