diff --git a/src/core/seller.cpp b/src/core/seller.cpp
index d2dc247..94fd9d4 100644
--- a/src/core/seller.cpp
+++ b/src/core/seller.cpp
@@ -49,4 +49,16 @@ int Seller::numArticlesSold() const { return static_cast<int>(getArticles(true).
 
 int Seller::numArticlesOffered() const { return numArticlesOffered_; }
 
-//int Seller::numArticlesTotal() const { return static_cast<int>(getArticles().size()); }
\ No newline at end of file
+void Seller::cleanupArticles()
+{
+    articles_.erase(std::remove_if(begin(articles_), end(articles_),
+                                   [](const std::shared_ptr<Article>& article) {
+                                       return article->getState() == Article::State::DELETE;
+                                   }));
+
+    for (auto& article : articles_) {
+        article->setState(Article::State::OK);
+    }
+}
+
+// int Seller::numArticlesTotal() const { return static_cast<int>(getArticles().size()); }
\ No newline at end of file
diff --git a/src/core/seller.h b/src/core/seller.h
index c5f3e4a..e334fb2 100644
--- a/src/core/seller.h
+++ b/src/core/seller.h
@@ -22,13 +22,14 @@ class Seller : public Entity
     void setLastName(const std::string& lastName);
     void setNumArticlesOffered(int number);
     void addArticle(std::shared_ptr<Article> article);
+    void cleanupArticles();
 
     std::string getFirstName() const;
     std::string getLastName() const;
     int getSellerNo() const;
     int numArticlesOffered() const;
     int numArticlesSold() const;
-    //int numArticlesTotal() const;
+    // int numArticlesTotal() const;
     std::vector<Article*> getArticles(bool onlySold = true) const;
 
   private: