Select whether to link tops with the same combination of letters regardless of case.

Select whether to link tops with the same combination of letters regardless of inter-letter spaces.

Specify the number of matching letters after which tops are automatically linked.

Specify the number of wells with matching tops (subject to the selection criteria selected above) after which tops are automatically linked. Because only correlations that span the entire cross section create zones, you may want to specify a value that's one less than the total number of wells in your cross section.