diff --git a/1-js/06-advanced-functions/12-arrow-functions/article.md b/1-js/06-advanced-functions/12-arrow-functions/article.md
index 1ade1a41..abc5dd80 100644
--- a/1-js/06-advanced-functions/12-arrow-functions/article.md
+++ b/1-js/06-advanced-functions/12-arrow-functions/article.md
@@ -2,7 +2,7 @@
 
 Let's revisit arrow functions.
 
-Arrow functions are not just a "shorthand" for writing small stuff.
+Arrow functions are not just a "shorthand" for writing small stuff. They have some very specific and useful features.
 
 JavaScript is full of situations where we need to write a small function, that's executed somewhere else.
 
@@ -14,7 +14,7 @@ For instance:
 
 It's in the very spirit of JavaScript to create a function and pass it somewhere.
 
-And in such functions we usually don't want to leave the current context.
+And in such functions we usually don't want to leave the current context. That's where arrow functions come in handy.
 
 ## Arrow functions have no "this"
 
diff --git a/2-ui/99-ui-misc/02-selection-range/article.md b/2-ui/99-ui-misc/02-selection-range/article.md
index fcceacb0..8f9fc383 100644
--- a/2-ui/99-ui-misc/02-selection-range/article.md
+++ b/2-ui/99-ui-misc/02-selection-range/article.md
@@ -504,7 +504,7 @@ Focus on me, the cursor will be at position 10.
 
 ### Example: modifying selection
 
-To modify the content of the selection, we can use `input.setRangeText`. Of course, we can read `selectionStart/End` and, with the knowledge of the selection, change the corresponding substring of `value`, but `setRangeText` is more powerful and often more convenient.
+To modify the content of the selection, we can use `input.setRangeText()` method. Of course, we can read `selectionStart/End` and, with the knowledge of the selection, change the corresponding substring of `value`, but `setRangeText` is more powerful and often more convenient.
 
 That's a somewhat complex method. In its simplest one-argument form it replaces the user selected range and removes the selection.
 
diff --git a/figures.sketch b/figures.sketch
index 9a8ef8b4..0af534bf 100644
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