Merge Files: Merge Settings

With this feature...	Do this...
Add Curve	Click to either keep the existing curve (if the curve is selected in the left pane), or to import the new curve (if the curve is selected in the right pane).
Joint at Specified Depth	Click to display the Set Join Depth for Merge dialog box where you select the depth at which to join the two curves.
Merge at Null Values	Click to append portions of a curve to the other only where null values appear in the curve to which you're merging data.
Merge Profile	Select from the following: Whether the to base the merged curve on data from the original or the imported LAS file. Which sections of the imported or original file to merge. Whether to merge curves.
Resultant Curve Operations	Displays the expected results of the merge on a curve by curve basis given your current settings. As you change options, entries are added to the bottom of the pane.
Remove Selected \| Remove All	To clear the pane, select the line(s) (Shift+Click or Ctrl+Click for multiple selection), and then click Remove Selected.
Reset to Join Depth	Click to display the Set Join Depth for Merge dialog box where you select the depth at which to join the two curves.
Reset to Original \| Imported	Select whether to reset the current options to the default options associated with either the original or imported LAS file.