diff --git a/aegisub/src/command/edit.cpp b/aegisub/src/command/edit.cpp
index 7fa6c114e..b72221671 100644
--- a/aegisub/src/command/edit.cpp
+++ b/aegisub/src/command/edit.cpp
@@ -317,7 +317,7 @@ struct edit_color_primary : public Command {
 	CMD_NAME("edit/color/primary")
 	STR_MENU("Primary Color...")
 	STR_DISP("Primary Color")
-	STR_HELP("Primary Color")
+	STR_HELP("Set the primary fill color (\\c) at the cursor position")
 
 	void operator()(agi::Context *c) {
 		show_color_picker(c, &AssStyle::primary, "\\c", "\\1c", "\\1a");
@@ -328,7 +328,7 @@ struct edit_color_secondary : public Command {
 	CMD_NAME("edit/color/secondary")
 	STR_MENU("Secondary Color...")
 	STR_DISP("Secondary Color")
-	STR_HELP("Secondary Color")
+	STR_HELP("Set the secondary (karaoke) fill color (\\2c) at the cursor position")
 
 	void operator()(agi::Context *c) {
 		show_color_picker(c, &AssStyle::secondary, "\\2c", "", "\\2a");
@@ -339,7 +339,7 @@ struct edit_color_outline : public Command {
 	CMD_NAME("edit/color/outline")
 	STR_MENU("Outline Color...")
 	STR_DISP("Outline Color")
-	STR_HELP("Outline Color")
+	STR_HELP("Set the outline color (\\3c) at the cursor position")
 
 	void operator()(agi::Context *c) {
 		show_color_picker(c, &AssStyle::outline, "\\3c", "", "\\3a");
@@ -350,7 +350,7 @@ struct edit_color_shadow : public Command {
 	CMD_NAME("edit/color/shadow")
 	STR_MENU("Shadow Color...")
 	STR_DISP("Shadow Color")
-	STR_HELP("Shadow Color")
+	STR_HELP("Set the shadow color (\\4c) at the cursor position")
 
 	void operator()(agi::Context *c) {
 		show_color_picker(c, &AssStyle::shadow, "\\4c", "", "\\4a");
@@ -359,9 +359,9 @@ struct edit_color_shadow : public Command {
 
 struct edit_style_bold : public Command {
 	CMD_NAME("edit/style/bold")
-	STR_MENU("Bold")
-	STR_DISP("Bold")
-	STR_HELP("Bold")
+	STR_MENU("Toggle Bold")
+	STR_DISP("Toggle Bold")
+	STR_HELP("Toggle bold (\\b) for the current selection or at the current cursor position")
 
 	void operator()(agi::Context *c) {
 		toggle_override_tag(c, &AssStyle::bold, "\\b", _("toggle bold"));
@@ -370,9 +370,9 @@ struct edit_style_bold : public Command {
 
 struct edit_style_italic : public Command {
 	CMD_NAME("edit/style/italic")
-	STR_MENU("Italics")
-	STR_DISP("Italics")
-	STR_HELP("Italics")
+	STR_MENU("Toggle Italics")
+	STR_DISP("Toggle Italics")
+	STR_HELP("Toggle italics (\\i) for the current selection or at the current cursor position")
 
 	void operator()(agi::Context *c) {
 		toggle_override_tag(c, &AssStyle::italic, "\\i", _("toggle italic"));
@@ -381,9 +381,9 @@ struct edit_style_italic : public Command {
 
 struct edit_style_underline : public Command {
 	CMD_NAME("edit/style/underline")
-	STR_MENU("Underline")
-	STR_DISP("Underline")
-	STR_HELP("Underline")
+	STR_MENU("Toggle Underline")
+	STR_DISP("Toggle Underline")
+	STR_HELP("Toggle underline (\\u) for the current selection or at the current cursor position")
 
 	void operator()(agi::Context *c) {
 		toggle_override_tag(c, &AssStyle::underline, "\\u", _("toggle underline"));
@@ -392,9 +392,9 @@ struct edit_style_underline : public Command {
 
 struct edit_style_strikeout : public Command {
 	CMD_NAME("edit/style/strikeout")
-	STR_MENU("Strikeout")
-	STR_DISP("Strikeout")
-	STR_HELP("Strikeout")
+	STR_MENU("Toggle Strikeout")
+	STR_DISP("Toggle Strikeout")
+	STR_HELP("Toggle strikeout (\\s) for the current selection or at the current cursor position")
 
 	void operator()(agi::Context *c) {
 		toggle_override_tag(c, &AssStyle::strikeout, "\\s", _("toggle strikeout"));
@@ -405,7 +405,7 @@ struct edit_font : public Command {
 	CMD_NAME("edit/font")
 	STR_MENU("Font Face...")
 	STR_DISP("Font Face")
-	STR_HELP("Font Face")
+	STR_HELP("Select a font face and size")
 
 	void operator()(agi::Context *c) {
 		AssDialogue *const line = c->selectionController->GetActiveLine();
@@ -926,7 +926,7 @@ struct edit_revert : public Command {
 	CMD_NAME("edit/revert")
 	STR_DISP("Revert")
 	STR_MENU("Revert")
-	STR_HELP("Revert the active line to its initial state")
+	STR_HELP("Revert the active line to its initial state (shown in the upper editor)")
 
 	void operator()(agi::Context *c) {
 		AssDialogue *line = c->selectionController->GetActiveLine();
diff --git a/aegisub/src/subs_edit_box.cpp b/aegisub/src/subs_edit_box.cpp
index c984b8f60..f657db89b 100644
--- a/aegisub/src/subs_edit_box.cpp
+++ b/aegisub/src/subs_edit_box.cpp
@@ -143,9 +143,9 @@ SubsEditBox::SubsEditBox(wxWindow *parent, agi::Context *context)
 	duration   = MakeTimeCtrl(_("Line duration"), TIME_DURATION);
 	middle_left_sizer->AddSpacer(5);
 
-	margin[0] = MakeMarginCtrl(_("Left Margin (0 = default)"), 0, _("left margin change"));
-	margin[1] = MakeMarginCtrl(_("Right Margin (0 = default)"), 1, _("right margin change"));
-	margin[2] = MakeMarginCtrl(_("Vertical Margin (0 = default)"), 2, _("vertical margin change"));
+	margin[0] = MakeMarginCtrl(_("Left Margin (0 = default from style)"), 0, _("left margin change"));
+	margin[1] = MakeMarginCtrl(_("Right Margin (0 = default from style)"), 1, _("right margin change"));
+	margin[2] = MakeMarginCtrl(_("Vertical Margin (0 = default from style)"), 2, _("vertical margin change"));
 	middle_left_sizer->AddSpacer(5);
 
 	// Middle-bottom controls
@@ -168,7 +168,8 @@ SubsEditBox::SubsEditBox(wxWindow *parent, agi::Context *context)
 	by_frame = MakeRadio(_("F&rame"), false, _("Time by frame number"));
 	by_frame->Enable(false);
 
-	split_box = new wxCheckBox(this,-1,_("Split"));
+	split_box = new wxCheckBox(this,-1,_("Show Original"));
+	split_box->SetToolTip(_("Show the contents of the subtitle line when it was first selected above the edit box. This is sometimes useful when editing subtitles or translating subtitles into another language."));
 	split_box->Bind(wxEVT_COMMAND_CHECKBOX_CLICKED, &SubsEditBox::OnSplit, this);
 	middle_right_sizer->Add(split_box, wxSizerFlags().Center().Left());