diff --git a/aiogram/utils/executor.py b/aiogram/utils/executor.py
index 0679de8c..7188773c 100644
--- a/aiogram/utils/executor.py
+++ b/aiogram/utils/executor.py
@@ -252,7 +252,7 @@ class Executor:
             pass
         finally:
             loop.run_until_complete(self._shutdown_polling())
-        log.warning("Goodbye!")
+            log.warning("Goodbye!")
 
     def start(self, future):
         """
@@ -275,7 +275,7 @@ class Executor:
             loop.stop()
         finally:
             loop.run_until_complete(self._shutdown_polling())
-        log.warning("Goodbye!")
+            log.warning("Goodbye!")
         return result
 
     async def _skip_updates(self):
diff --git a/docs/source/examples/adwanced_executor_example.rst b/docs/source/examples/adwanced_executor_example.rst
index 57925c0d..88011e23 100644
--- a/docs/source/examples/adwanced_executor_example.rst
+++ b/docs/source/examples/adwanced_executor_example.rst
@@ -1,10 +1,11 @@
-.. Autogenerated file at 2018-09-08 02:07:37.572483
+.. Autogenerated file at 2018-10-28 19:31:48.335963
 
 =========================
 Adwanced executor example
 =========================
 
 !/usr/bin/env python3
+**This example is outdated**
 In this example used ArgumentParser for configuring Your bot.
 Provided to start bot with webhook:
 python adwanced_executor_example.py \
@@ -18,10 +19,10 @@ python adwanced_executor_example.py --token TOKEN_HERE
 So... In this example found small trouble:
 can't get bot instance in handlers.
 If you want to automatic change getting updates method use executor utils (from aiogram.utils.executor)
-TODO: Move token to environment variables.
+ TODO: Move token to environment variables.
 
 .. literalinclude:: ../../../examples/adwanced_executor_example.py
     :caption: adwanced_executor_example.py
     :language: python
     :linenos:
-    :lines: 24-
+    :lines: 25-
diff --git a/docs/source/examples/webhook_example.rst b/docs/source/examples/webhook_example.rst
index 4979087f..48de8622 100644
--- a/docs/source/examples/webhook_example.rst
+++ b/docs/source/examples/webhook_example.rst
@@ -1,10 +1,13 @@
-.. Autogenerated file at 2018-09-08 02:07:37.587860
+.. Autogenerated file at 2018-10-28 19:31:48.341172
 
 ===============
 Webhook example
 ===============
 
+Example outdated
+
 .. literalinclude:: ../../../examples/webhook_example.py
     :caption: webhook_example.py
     :language: python
     :linenos:
+    :lines: 5-
diff --git a/docs/source/migration_1_to_2.rst b/docs/source/migration_1_to_2.rst
index beda3737..eafc2561 100644
--- a/docs/source/migration_1_to_2.rst
+++ b/docs/source/migration_1_to_2.rst
@@ -23,10 +23,7 @@ Changelog
 - Used `aiohttp_socks` instead of `aiosocksy` for Socks4/5 proxy;
 - `types.ContentType` was divided to `types.ContentType` and `types.ContentTypes`;
 - Allowed to use rapidjson instead of ujson/json;
-- (**in process**) Implemented utils for Telegram Passport;
-- (**in process**) Webhook security improvements;
-- (**in process**) Updated examples.
-
+- `.current()` method in bot and dispatcher objects was renamed to `get_current()`;
 
 Instructions
 ============
@@ -58,6 +55,7 @@ Now `func` keyword argument can't be used for passing filters to the list of fil
     @dp.message_handler(types.ChatType.is_private, my_filter)
     async def ...
 
+(func filter is still available until v2.1)
 
 Filters factory
 ~~~~~~~~~~~~~~~
@@ -97,6 +95,24 @@ Passing data from filters as keyword arguments to the handlers
 You can pass any data from any filter to the handler by returning :obj:`dict`
 If any key from the received dictionary not in the handler specification the key will be skipped and and will be unavailable from the handler
 
+Before (<=v1.4)
+
+.. code-block:: python
+
+    async def my_filter(message: types.Message):
+        # do something here
+        message.conf['foo'] = 'foo'
+        message.conf['bar'] = 42
+        return True
+
+    @dp.message_handler(func=my_filter)
+    async def my_message_handler(message: types.Message):
+        bar = message.conf["bar"]
+        await message.reply(f'bar = {bar}')
+
+
+Now (v2.0)
+
 .. code-block:: python
 
     async def my_filter(message: types.Message):
@@ -107,6 +123,7 @@ If any key from the received dictionary not in the handler specification the key
     async def my_message_handler(message: types.Message, bar: int):
         await message.reply(f'bar = {bar}')
 
+
 Other
 ~~~~~
 Filters can also be used as logical expressions:
@@ -156,6 +173,9 @@ Usage:
             return await message.reply(f"Counter: {proxy['counter']}")
 
 
+This method is not recommended in high-load solutions in reason named "race-condition".
+
+
 File uploading mechanism
 ------------------------
 Fixed uploading files. Removed `BaseBot.send_file` method. This allowed to send the `thumb` field.
@@ -183,6 +203,8 @@ I18n Middleware
 ---------------
 You can internalize your bot by following next steps:
 
+(Code snippets in this example related with `examples/i18n_example.py`)
+
 First usage
 ~~~~~~~~~~~
 1. Extract texts
diff --git a/examples/adwanced_executor_example.py b/examples/adwanced_executor_example.py
index eb4694a7..521783f1 100644
--- a/examples/adwanced_executor_example.py
+++ b/examples/adwanced_executor_example.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 """
+**This example is outdated**
 In this example used ArgumentParser for configuring Your bot.
 
 Provided to start bot with webhook:
diff --git a/examples/echo_bot.py b/examples/echo_bot.py
index 617dbad7..27dc70d9 100644
--- a/examples/echo_bot.py
+++ b/examples/echo_bot.py
@@ -1,19 +1,27 @@
-import asyncio
+"""
+This is a echo bot.
+It echoes any incoming text messages.
+"""
+
 import logging
 
-from aiogram import Bot, types, Dispatcher, executor
+from aiogram import Bot, Dispatcher, executor, types
 
 API_TOKEN = 'BOT TOKEN HERE'
 
+# Configure logging
 logging.basicConfig(level=logging.INFO)
 
-loop = asyncio.get_event_loop()
-bot = Bot(token=API_TOKEN, loop=loop)
+# Initialize bot and dispatcher
+bot = Bot(token=API_TOKEN)
 dp = Dispatcher(bot)
 
 
 @dp.message_handler(commands=['start', 'help'])
 async def send_welcome(message: types.Message):
+    """
+    This handler will be called when client send `/start` or `/help` commands.
+    """
     await message.reply("Hi!\nI'm EchoBot!\nPowered by aiogram.")
 
 
@@ -30,4 +38,4 @@ async def echo(message: types.Message):
 
 
 if __name__ == '__main__':
-    executor.start_polling(dp, loop=loop, skip_updates=True)
+    executor.start_polling(dp, skip_updates=True)
diff --git a/examples/regexp_commands_filter_example.py b/examples/regexp_commands_filter_example.py
index 3cd859db..86ccba55 100644
--- a/examples/regexp_commands_filter_example.py
+++ b/examples/regexp_commands_filter_example.py
@@ -7,8 +7,7 @@ dp = Dispatcher(bot)
 
 
 @dp.message_handler(filters.RegexpCommandsFilter(regexp_commands=['item_([0-9]*)']))
-async def send_welcome(message: types.Message):
-    regexp_command = message.conf['regexp_command']
+async def send_welcome(message: types.Message, regexp_command):
     await message.reply("You have requested an item with number: {}".format(regexp_command.group(1)))
 
 
diff --git a/examples/webhook_example.py b/examples/webhook_example.py
index a1b48c0f..fb0046ef 100644
--- a/examples/webhook_example.py
+++ b/examples/webhook_example.py
@@ -1,3 +1,7 @@
+"""
+Example outdated
+"""
+
 import asyncio
 import ssl
 import sys
@@ -5,7 +9,7 @@ import sys
 from aiohttp import web
 
 import aiogram
-from aiogram import Bot, types, Version
+from aiogram import Bot, types
 from aiogram.contrib.fsm_storage.memory import MemoryStorage
 from aiogram.dispatcher import Dispatcher
 from aiogram.dispatcher.webhook import get_new_configured_app, SendMessage
diff --git a/examples/webhook_example_2.py b/examples/webhook_example_2.py
index 1a6fc2a1..75b29c75 100644
--- a/examples/webhook_example_2.py
+++ b/examples/webhook_example_2.py
@@ -31,13 +31,11 @@ async def echo(message: types.Message):
 async def on_startup(dp):
     await bot.set_webhook(WEBHOOK_URL)
     # insert code here to run it after start
-    #
 
 
 async def on_shutdown(dp):
     # insert code here to run it before shutdown
-    #
-    await bot.close()
+    pass
 
 
 if __name__ == '__main__':