diff --git a/src/components/JoinMarkupsModal/index.js b/src/components/JoinMarkupsModal/index.js
index d79030a5..e1eb29ca 100644
--- a/src/components/JoinMarkupsModal/index.js
+++ b/src/components/JoinMarkupsModal/index.js
@@ -132,7 +132,7 @@ const JoinMarkupsModal = ({ perspectiveId, onClose }) => {
 
     if (Object.keys(markupDict).length < 2) {
       onClose();
-      throw new Error("Please set markups in both fields of the table");
+      window.logger.warn(getTranslation("Please set markups in both fields of the table"));
     }
 
     setMarkupDict(markupDict);
@@ -156,7 +156,7 @@ const JoinMarkupsModal = ({ perspectiveId, onClose }) => {
     for (const group of Object.values(groupDict)) {
       const ids = group["markups"].map(markup => markup.id);
       if (ids.includes(firstTextRelation) && ids.includes(secondTextRelation) && group.type === typeRelation) {
-        setWarnMessage("Such group already exists.");
+        window.logger.warn(getTranslation("Such group already exists."));
         return;
       }
     }
@@ -173,7 +173,7 @@ const JoinMarkupsModal = ({ perspectiveId, onClose }) => {
     setSecondTextRelation(null);
     setTypeRelation(null);
 
-    setSuccessMessage("The group was successfully added.");
+    window.logger.suc(getTranslation("The group was successfully added."));
   }, [firstTextRelation, secondTextRelation, typeRelation, groupDict]);
 
   const onDeleteRelation = useCallback(() => {
@@ -194,7 +194,7 @@ const JoinMarkupsModal = ({ perspectiveId, onClose }) => {
     setSelectedRelations([]);
     setSelectedTotal(0);
 
-    setSuccessMessage("The group was successfully deleted.");
+    window.logger.suc(getTranslation("The group was successfully deleted."));
   }, [groupDict, selectedRelations]);
 
   const onRelationSelect = (relation_id, checked) => {
diff --git a/src/components/LexicalEntryCorp/Text.js b/src/components/LexicalEntryCorp/Text.js
index 68143c88..e659fa34 100644
--- a/src/components/LexicalEntryCorp/Text.js
+++ b/src/components/LexicalEntryCorp/Text.js
@@ -51,7 +51,10 @@ const TextEntityContent = ({
 
   const client = useApolloClient();
   const [deleteMarkupGroup] = useMutation(deleteMarkupGroupMutation, {
-    onCompleted: data => refetchLexicalEntries(data.delete_markup_group.entry_ids, client)
+    onCompleted: data => {
+      refetchLexicalEntries(data.delete_markup_group.entry_ids, client);
+      window.logger.suc(getTranslation("Markup(s) with related groups were removed"));
+    }
   });
 
   const getTranslation = useContext(TranslationContext);
@@ -220,6 +223,12 @@ const TextEntityContent = ({
       });
     } else {
       update(entity, undefined, result);
+
+      if (action === "create_markup") {
+        window.logger.suc(getTranslation("Markup was created"));
+      } else if (action === "delete_markup") {
+        window.logger.suc(getTranslation("Markup was deleted"));
+      }
     }
     setBrowserSelection(null);
   };
@@ -390,7 +399,7 @@ const TextEntityContent = ({
               {marking.action === "create_markup" && (
                 <Button
                   className="lingvo-button-markup lingvo-button-markup_create"
-                  content="M"
+                  content="+M"
                   title={getTranslation("Create markup")}
                   onClick={onMarkupAction}
                   disabled={is_being_updated}
@@ -399,7 +408,7 @@ const TextEntityContent = ({
               {marking.action === "delete_markup" && (
                 <Button
                   className="lingvo-button-markup lingvo-button-markup_delete"
-                  content="M"
+                  content="-M"
                   title={getTranslation("Delete markup(s)")}
                   onClick={onMarkupAction}
                   disabled={is_being_updated}
@@ -408,7 +417,7 @@ const TextEntityContent = ({
               {marking.action === "delete_with_group" && (
                 <Button
                   className="lingvo-button-markup lingvo-button-markup_delete"
-                  content="G"
+                  content="-G"
                   title={getTranslation("Delete markup(s) with related groups")}
                   onClick={onMarkupAction}
                   disabled={is_being_updated}
diff --git a/src/components/LexicalEntryCorp/index.js b/src/components/LexicalEntryCorp/index.js
index b939d89e..bd829cea 100644
--- a/src/components/LexicalEntryCorp/index.js
+++ b/src/components/LexicalEntryCorp/index.js
@@ -181,7 +181,10 @@ const Entities = ({
   const [confirmation, setConfirmation] = useState(null);
 
   const [deleteMarkupGroup] = useMutation(deleteMarkupGroupMutation, {
-    onCompleted: data => refetchLexicalEntries(data.delete_markup_group.entry_ids, client)
+    onCompleted: data => {
+      refetchLexicalEntries(data.delete_markup_group.entry_ids, client);
+      window.logger.warn(getTranslation("Markup(s) with related groups were removed"));
+    }
   });
 
   const getTranslation = useContext(TranslationContext);
@@ -373,6 +376,24 @@ const Entities = ({
     remove_set2[entity_id_str] = null;
     setRemoveSet(remove_set2);
 
+    const groupsToDelete = [];
+
+    for (const markup of (entity.additional_metadata?.markups ?? [])) {
+      if (!markup.length) {
+        continue;
+      }
+
+      const [_, ...groupIds] = markup;
+
+      if (groupIds.length > 0) {
+        groupsToDelete.push(...groupIds);
+      }
+    }
+
+    if (groupsToDelete.length > 0) {
+      deleteMarkupGroup({ variables: { groupIds: groupsToDelete, perspectiveId }});
+    }
+
     removeEntity({
       variables: { id: entity.id },
       refetchQueries: [
@@ -444,16 +465,17 @@ const Entities = ({
           }
         }
 
-        if (startOffset < endOffset) {
-          console.log("=== Markup was moved");
+        // Markup must be not empty and have at least one letter char
+        if (startOffset < endOffset &&
+            /\w/.test(content.slice(startOffset, endOffset))) {
           markups.push([[startOffset, endOffset], ...groupIds]);
+          window.logger.suc(getTranslation("Markup was moved"));
 
         } else if (groupIds.length > 0) {
-          console.log("=== Markup with groups were deleted");
           deleteMarkupGroup({ variables: { groupIds, perspectiveId } });
 
         } else {
-          console.log("=== Markup was deleted");
+          window.logger.warn(getTranslation("Markup was deleted"));
         }
       }
     }
diff --git a/src/styles/main.scss b/src/styles/main.scss
index f7dfd8be..29749ea6 100644
--- a/src/styles/main.scss
+++ b/src/styles/main.scss
@@ -4400,7 +4400,7 @@ body {
 /* Markup button */
 .lingvo-button-markup {
   font-weight: 900 !important;
-  width: 36px !important;
+  width: 40px !important;
   font-size: 14px !important;
   color: #999ca0 !important;