doc: Clarifications

ptzz · May 12, 2020 · 8dbdb13 · 8dbdb13
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diff --git a/README.md b/README.md
@@ -22,9 +22,13 @@ To disable the default key mapping, add this line in your .vimrc or init.vim: `l
 Then you can add a new mapping with this line: `map <leader>f :Lf<CR>`.
 
 The command for opening Lf in the current file's directory is `:Lf`.
+When opening (default 'l' and '<right>') a file from the lf window,
 Vim will open the selected file in the current window. To open the selected
 file in a new tab instead use `:LfNewTab`.
 
+(Note that the the lf `open` command is required to return to the originating vim session.
+E.g. the `edit` command opens a new process of $EDITOR.)
+
 For opening Lf in the current workspace, run `:LfWorkingDirectory`.
 Vim will open the selected file in the current window.
 `:LfWorkingDirectoryNewTab` will open the selected file in a new tab instead.