diff --git a/DAL/DALFornecedores.cs b/DAL/DALFornecedores.cs
index a7f2c0b..f381710 100644
--- a/DAL/DALFornecedores.cs
+++ b/DAL/DALFornecedores.cs
@@ -113,7 +113,7 @@ namespace DALL
             conn.Open();
 
             return cmd.ExecuteNonQuery() > 0;
-        }       
+        }
         public bool Excluir(int id)
         {
             using SqlConnection conn = new(connectionString);
@@ -146,7 +146,7 @@ namespace DALL
                 return PreencherModelo(dr);
 
             return null;
-        }  
+        }
         public ModeloFornecedores? CarregarPorDocumento(int empresaId, string documento)
         {
             using SqlConnection conn = new(connectionString);
@@ -171,7 +171,7 @@ namespace DALL
 
             return null;
         }
-        public List<ModeloFornecedores> Listar(int? empresaId = null,string? nome = null,string? documento = null,string? telefone = null,string? celular = null,string? cidade = null,string? uf = null,string? email = null,bool? ativo = null)
+        public List<ModeloFornecedores> Listar(int? empresaId = null, string? nome = null, string? documento = null, string? telefone = null, string? celular = null, string? cidade = null, string? uf = null, string? email = null, bool? ativo = null)
         {
             List<ModeloFornecedores> lista = [];
 
@@ -551,4 +551,6 @@ namespace DALL
                 AtualizadoEm = dr["AtualizadoEm"] == DBNull.Value ? null : Convert.ToDateTime(dr["AtualizadoEm"])
             };
         }
+    }
+}
 
diff --git a/DAL/DALItens.cs b/DAL/DALItens.cs
index 3fc684e..9ae460a 100644
--- a/DAL/DALItens.cs
+++ b/DAL/DALItens.cs
@@ -1496,8 +1496,252 @@ namespace DAL
         }
 
         #endregion
+        #region Mercado Livre - Mercado Livre
+        public bool AtualizarCategoriaML(int idItem, string categoria)
+        {
+            using SqlConnection conn = new(connectionString);
 
-        //Parte 7  🔜 Mercado Livre
+            string sql = @"
+        UPDATE Itens
+        SET ML_category_id=@CATEGORIA
+        WHERE ID_ITENS=@ID";
+
+            using SqlCommand cmd = new(sql, conn);
+
+            cmd.Parameters.AddWithValue("@CATEGORIA", categoria);
+            cmd.Parameters.AddWithValue("@ID", idItem);
+
+            conn.Open();
+
+            return cmd.ExecuteNonQuery() > 0;
+        }//AtualizarCategoriaML
+        public bool AtualizarVideoML(int idItem, string video)
+        {
+            using SqlConnection conn = new(connectionString);
+
+            string sql = @"
+        UPDATE Itens
+        SET ML_video_id=@VIDEO
+        WHERE ID_ITENS=@ID";
+
+            using SqlCommand cmd = new(sql, conn);
+
+            cmd.Parameters.AddWithValue("@VIDEO", video);
+            cmd.Parameters.AddWithValue("@ID", idItem);
+
+            conn.Open();
+
+            return cmd.ExecuteNonQuery() > 0;
+        }//AtualizarVideoML
+        public bool AtualizarGarantiaML(int idItem, string garantia)
+        {
+            using SqlConnection conn = new(connectionString);
+
+            string sql = @"
+        UPDATE Itens
+        SET ML_warranty=@GARANTIA
+        WHERE ID_ITENS=@ID";
+
+            using SqlCommand cmd = new(sql, conn);
+
+            cmd.Parameters.AddWithValue("@GARANTIA", garantia);
+            cmd.Parameters.AddWithValue("@ID", idItem);
+
+            conn.Open();
+
+            return cmd.ExecuteNonQuery() > 0;
+        }//AtualizarGarantiaML
+        public bool AtualizarDescricaoML(int idItem, string descricao)
+        {
+            using SqlConnection conn = new(connectionString);
+
+            string sql = @"
+        UPDATE Itens
+        SET ML_Description=@DESCRICAO
+        WHERE ID_ITENS=@ID";
+
+            using SqlCommand cmd = new(sql, conn);
+
+            cmd.Parameters.AddWithValue("@DESCRICAO", descricao);
+            cmd.Parameters.AddWithValue("@ID", idItem);
+
+            conn.Open();
+
+            return cmd.ExecuteNonQuery() > 0;
+        }//AtualizarDescricaoML
+        public List<ModeloItens> ListarSemCategoriaML()
+        {
+            List<ModeloItens> lista = [];
+
+            using SqlConnection conn = new(connectionString);
+
+            string sql = @"
+        SELECT *
+        FROM Itens
+        WHERE ML_category_id IS NULL
+           OR ML_category_id=''
+        ORDER BY NOME";
+
+            using SqlCommand cmd = new(sql, conn);
+
+            conn.Open();
+
+            using SqlDataReader dr = cmd.ExecuteReader();
+
+            while (dr.Read())
+                lista.Add(PreencherModelo(dr));
+
+            return lista;
+        }//ListarSemCategoriaML
+        public List<ModeloItens> ListarSemVideoML()
+        {
+            List<ModeloItens> lista = [];
+
+            using SqlConnection conn = new(connectionString);
+
+            string sql = @"
+        SELECT *
+        FROM Itens
+        WHERE ML_video_id IS NULL
+           OR ML_video_id=''
+        ORDER BY NOME";
+
+            using SqlCommand cmd = new(sql, conn);
+
+            conn.Open();
+
+            using SqlDataReader dr = cmd.ExecuteReader();
+
+            while (dr.Read())
+                lista.Add(PreencherModelo(dr));
+
+            return lista;
+        }//ListarSemVideoML
+        public List<ModeloItens> ListarSemDescricaoML()
+        {
+            List<ModeloItens> lista = [];
+
+            using SqlConnection conn = new(connectionString);
+
+            string sql = @"
+        SELECT *
+        FROM Itens
+        WHERE ML_Description IS NULL
+           OR ML_Description=''
+        ORDER BY NOME";
+
+            using SqlCommand cmd = new(sql, conn);
+
+            conn.Open();
+
+            using SqlDataReader dr = cmd.ExecuteReader();
+
+            while (dr.Read())
+                lista.Add(PreencherModelo(dr));
+
+            return lista;
+        }//ListarSemDescricaoML
+        public List<ModeloItens> ListarSemGarantiaML()
+        {
+            List<ModeloItens> lista = [];
+
+            using SqlConnection conn = new(connectionString);
+
+            string sql = @"
+        SELECT *
+        FROM Itens
+        WHERE ML_warranty IS NULL
+           OR ML_warranty=''
+        ORDER BY NOME";
+
+            using SqlCommand cmd = new(sql, conn);
+
+            conn.Open();
+
+            using SqlDataReader dr = cmd.ExecuteReader();
+
+            while (dr.Read())
+                lista.Add(PreencherModelo(dr));
+
+            return lista;
+        }//ListarSemGarantiaML
+        public List<ModeloItens> ProdutosProntosParaPublicacaoML()
+        {
+            List<ModeloItens> lista = [];
+
+            using SqlConnection conn = new(connectionString);
+
+            string sql = @"
+    SELECT *
+    FROM Itens
+    WHERE
+        ML_category_id IS NOT NULL
+        AND ML_category_id<>''
+        AND ML_Description IS NOT NULL
+        AND ML_Description<>''
+        AND VENDA<>''
+        AND GTIN<>''
+        AND NOME<>''
+    ORDER BY NOME";
+
+            using SqlCommand cmd = new(sql, conn);
+
+            conn.Open();
+
+            using SqlDataReader dr = cmd.ExecuteReader();
+
+            while (dr.Read())
+                lista.Add(PreencherModelo(dr));
+
+            return lista;
+        }//ProdutosProntosParaPublicacaoML
+        public List<ModeloItens> ProdutosPendentesPublicacaoML()
+        {
+            List<ModeloItens> lista = [];
+
+            using SqlConnection conn = new(connectionString);
+
+            string sql = @"
+    SELECT *
+    FROM Itens
+    WHERE
+        ML_category_id IS NULL
+        OR ML_category_id=''
+        OR ML_Description IS NULL
+        OR ML_Description=''
+        OR GTIN IS NULL
+        OR GTIN=''
+    ORDER BY NOME";
+
+            using SqlCommand cmd = new(sql, conn);
+
+            conn.Open();
+
+            using SqlDataReader dr = cmd.ExecuteReader();
+
+            while (dr.Read())
+                lista.Add(PreencherModelo(dr));
+
+            return lista;
+        }//ProdutosPendentesPublicacaoML
+        public bool VerificarProdutoProntoML(int idItem)
+        {
+            ModeloItens? item = Carregar(idItem);
+
+            if (item == null)
+                return false;
+
+            return
+                !string.IsNullOrWhiteSpace(item.NOME) &&
+                !string.IsNullOrWhiteSpace(item.GTIN) &&
+                !string.IsNullOrWhiteSpace(item.VENDA);
+        }//VerificarProdutoProntoML
+
+
+        #endregion
+
+
+        //Parte 7  🔜 Mercado Livre........................................................................................................Concluida
         //Parte 8  🔜 Lotes
         //Parte 9  🔜 Seriais
         //Parte 10 🔜 Histórico
diff --git a/MLL/ModeloItensLotes.cs b/MLL/ModeloItensLotes.cs
new file mode 100644
index 0000000..fef0e46
--- /dev/null
+++ b/MLL/ModeloItensLotes.cs
@@ -0,0 +1,45 @@
+public class ModeloItensLotes
+{
+    public ModeloItensLotes()
+    {
+        ID_ITEM_LOTE = 0;
+        CODIGO = "";
+        COD_ITEM = "";
+        LOTE = "";
+        QUANTIDADE = 0;
+        DATA_FABRICACAO = null;
+        DATA_VALIDADE = null;
+        NUMERO_NF = "";
+        FORNECEDOR = "";
+        OBSERVACAO = "";
+        ATIVO = true;
+        DATA_CADASTRO = DateTime.Now;
+        DATA_ALTERACAO = null;
+    }
+
+    public int ID_ITEM_LOTE { get; set; }
+
+    public string CODIGO { get; set; }
+
+    public string COD_ITEM { get; set; }
+
+    public string LOTE { get; set; }
+
+    public decimal QUANTIDADE { get; set; }
+
+    public DateTime? DATA_FABRICACAO { get; set; }
+
+    public DateTime? DATA_VALIDADE { get; set; }
+
+    public string NUMERO_NF { get; set; }
+
+    public string FORNECEDOR { get; set; }
+
+    public string OBSERVACAO { get; set; }
+
+    public bool ATIVO { get; set; }
+
+    public DateTime DATA_CADASTRO { get; set; }
+
+    public DateTime? DATA_ALTERACAO { get; set; }
+}
\ No newline at end of file