diff --git a/LICENSE b/LICENSE
index 137069b..6891ae5 100644
--- a/LICENSE
+++ b/LICENSE
@@ -58,7 +58,7 @@ APPENDIX: How to apply the Apache License to your work.
 
 To apply the Apache License to your work, attach the following boilerplate notice, with the fields enclosed by brackets "[]" replaced with your own identifying information. (Don't include the brackets!)  The text should be enclosed in the appropriate comment syntax for the file format. We also recommend that a file or class name and description of purpose be included on the same "printed page" as the copyright notice for easier identification within third-party archives.
 
-Copyright [yyyy] [name of copyright owner]
+Copyright 2022 SmilingSix aka David
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/README.md b/README.md
index 9db8dd1..f9018a4 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,31 @@
-# SixDemo_Homework_1
+# Solidity workshops
 
-Brief description. Always write something!
-Eg. Homework for Solidity workshops.
\ No newline at end of file
+Lesson 0. Introduction to blockchain concepts (what is what, consensus, transactions, wallets, nodes, web3)
+
+Lesson 1. First chapter of CryptoZombies (math, structs, functions, visibility, msg.sender, SafuDot)
+
+Lesson 2. Using git (git.hsbp.org, git command, init, add, commit, pull, push, using git issues)
+
+Lesson 3. Second chapter of CryptoZombies (return, mappings, require, inheritance, import, interfaces, multi return, keccak if str
+
+Lesson 4. TBA
+
+
+## Notes
+
+    Return-ok if utan, megbeszelni: if utani return es revert.
+    https://git.hsbp.org/flamboush/Balazs_Homework_1/src/branch/master/product_reviews_contract.sol
+
+    mapping(_KeyType => _ValueType) public mappingName
+    mapping(address => uint) public playerLevel;
+    ! mapping can be inside struct
+    ! nested mappings
+      mapping(uint => mapping(uint => uint)) mymap;
+      mymap [1][1] = 42;
+
+## HW for now
+
+    - Create multiple an external function that returns two uint256s based on user input (true or fale).
+    - Call function of adminChange() of SafuDot from a smart contract
+    - Create a new repository on git.hsbp.org with the name "Homework 2 - <your_name>" and add your homework to it.
+    - Remember to create a README.md and LICENSE to your git repository!
diff --git a/pelda_hazi.txt b/pelda_hazi.txt
deleted file mode 100644
index e69de29..0000000
diff --git a/pelda_vim b/pelda_vim
deleted file mode 100644
index a817833..0000000
--- a/pelda_vim
+++ /dev/null
@@ -1 +0,0 @@
-beleirod egy fileba