diff --git a/etcd/Client.hpp b/etcd/Client.hpp
index c7e6754..72552a3 100644
--- a/etcd/Client.hpp
+++ b/etcd/Client.hpp
@@ -135,8 +135,6 @@ namespace etcd
 
   protected:
 
-    pplx::task<Response> send_get_request(web::http::uri_builder & uri);
-    pplx::task<Response> send_del_request(web::http::uri_builder & uri);
     pplx::task<Response> send_put_request(web::http::uri_builder & uri, std::string const & key, std::string const & value);
 
     web::http::client::http_client client;
diff --git a/src/Client.cpp b/src/Client.cpp
index 4a80b91..7f31e05 100644
--- a/src/Client.cpp
+++ b/src/Client.cpp
@@ -34,16 +34,6 @@ etcd::Client::Client(std::string const & address)
   watchServiceStub= Watch::NewStub(channel);
 }
 
-pplx::task<etcd::Response> etcd::Client::send_get_request(web::http::uri_builder & uri)
-{
-  return Response::create(client.request(web::http::methods::GET, uri.to_string()));
-}
-
-pplx::task<etcd::Response> etcd::Client::send_del_request(web::http::uri_builder & uri)
-{
-  return Response::create(client.request(web::http::methods::DEL, uri.to_string()));
-}
-
 pplx::task<etcd::Response> etcd::Client::send_put_request(web::http::uri_builder & uri, std::string const & key, std::string const & value)
 {
   std::string data = key + "=" + value;
diff --git a/v3/include/Transaction.hpp b/v3/include/Transaction.hpp
index 6c394e3..3c3cb14 100644
--- a/v3/include/Transaction.hpp
+++ b/v3/include/Transaction.hpp
@@ -1,10 +1,3 @@
-/*
- * Transaction.hpp
- *
- *  Created on: Jun 21, 2016
- *      Author: ubuntu
- */
-
 #ifndef V3_SRC_TRANSACTION_HPP_
 #define V3_SRC_TRANSACTION_HPP_
 
@@ -38,6 +31,6 @@ private:
 	std::string key;
 };
 
-} /* namespace etcdv3 */
+}
 
-#endif /* V3_SRC_TRANSACTION_HPP_ */
+#endif
diff --git a/v3/src/Transaction.cpp b/v3/src/Transaction.cpp
index 1bed942..09919c6 100644
--- a/v3/src/Transaction.cpp
+++ b/v3/src/Transaction.cpp
@@ -1,10 +1,3 @@
-/*
- * Transaction.cpp
- *
- *  Created on: Jun 21, 2016
- *      Author: ubuntu
- */
-
 #include "v3/include/Transaction.hpp"
 
 using etcdserverpb::Compare;
@@ -50,10 +43,10 @@ void etcdv3::Transaction::init_compare(int old_index, Compare::CompareResult res
  * get key on failure
  */
 void etcdv3::Transaction::setup_basic_failure_operation(std::string const& key) {
-	std::unique_ptr<RangeRequest> get_request(new RangeRequest()); //then this can be just a raw pointer
+	std::unique_ptr<RangeRequest> get_request(new RangeRequest());
 	get_request->set_key(key);
 	RequestOp* req_failure = txn_request.add_failure();
-	req_failure->set_allocated_request_range(get_request.release()); //why not get()?
+	req_failure->set_allocated_request_range(get_request.release());
 }
 
 /**