diff --git a/script/Common.sol b/script/Common.sol
index d48fccd..8cefddf 100644
--- a/script/Common.sol
+++ b/script/Common.sol
@@ -1,40 +1,42 @@
 // SPDX-License-Identifier: MIT
 pragma solidity 0.8.28;
 
-import {IERC20} from '@openzeppelin/token/ERC20/IERC20.sol';
-import {Greeter, IGreeter} from 'contracts/Greeter.sol';
+import {ProxyAdmin} from '@openzeppelin/proxy/transparent/ProxyAdmin.sol';
+import {TransparentUpgradeableProxy} from '@openzeppelin/proxy/transparent/TransparentUpgradeableProxy.sol';
 import {Script} from 'forge-std/Script.sol';
-// solhint-disable-next-line
-import 'script/Registry.sol';
+
+import {SavingCircles} from '../src/contracts/SavingCircles.sol';
 
 /**
  * @title Common Contract
  * @author Breadchain
- * @notice This contract is used to deploy the Greeter contract
+ * @notice This contract is used to deploy an upgradable Saving Circles contract
  * @dev This contract is intended for use in Scripts and Integration Tests
  */
 contract Common is Script {
-  struct DeploymentParams {
-    string greeting;
-    IERC20 token;
-  }
-
-  IGreeter public greeter;
+  function setUp() public virtual {}
 
-  /// @notice Deployment parameters for each chain
-  mapping(uint256 _chainId => DeploymentParams _params) internal _deploymentParams;
-
-  function setUp() public virtual {
-    // Optimism
-    _deploymentParams[10] = DeploymentParams('Hello, Optimism!', IERC20(OPTIMISM_DAI));
+  function _deploySavingCircles() internal returns (SavingCircles) {
+    return new SavingCircles();
+  }
 
-    // Gnosis
-    _deploymentParams[100] = DeploymentParams('Hello, Gnosis!', IERC20(GNOSIS_BREAD));
+  function _deployProxyAdmin(address _admin) internal returns (ProxyAdmin) {
+    return new ProxyAdmin(_admin);
   }
 
-  function _deployContracts() internal {
-    DeploymentParams memory _params = _deploymentParams[block.chainid];
+  function _deployTransparentProxy(
+    address _implementation,
+    address _proxyAdmin,
+    bytes memory _initData
+  ) internal returns (TransparentUpgradeableProxy) {
+    return new TransparentUpgradeableProxy(_implementation, _proxyAdmin, _initData);
+  }
 
-    greeter = new Greeter(_params.greeting, _params.token);
+  function _deployContracts(address _admin) internal returns (TransparentUpgradeableProxy) {
+    return _deployTransparentProxy(
+      address(_deploySavingCircles()),
+      address(_deployProxyAdmin(_admin)),
+      abi.encodeWithSelector(SavingCircles.initialize.selector, _admin)
+    );
   }
 }
diff --git a/script/Deploy.sol b/script/Deploy.sol
index 28bef9e..bb1fdfa 100644
--- a/script/Deploy.sol
+++ b/script/Deploy.sol
@@ -4,10 +4,10 @@ pragma solidity 0.8.28;
 import {Common} from 'script/Common.sol';
 
 contract Deploy is Common {
-  function run() public {
+  function run(address _admin) public {
     vm.startBroadcast();
 
-    _deployContracts();
+    _deployContracts(_admin);
 
     vm.stopBroadcast();
   }
diff --git a/script/DeploySavingsCircle.s.sol b/script/DeploySavingsCircle.s.sol
deleted file mode 100644
index 890baaf..0000000
--- a/script/DeploySavingsCircle.s.sol
+++ /dev/null
@@ -1,30 +0,0 @@
-// SPDX-License-Identifier: MIT
-pragma solidity ^0.8.28;
-
-import {SavingCircles} from '../src/contracts/SavingCircles.sol';
-
-import {ProxyAdmin} from '@openzeppelin/proxy/transparent/ProxyAdmin.sol';
-import {TransparentUpgradeableProxy} from '@openzeppelin/proxy/transparent/TransparentUpgradeableProxy.sol';
-import {Script} from 'forge-std/Script.sol';
-
-contract DeploySavingCircles is Script {
-  function run() external returns (address proxy, address admin) {
-    vm.startBroadcast();
-
-    // Deploy implementation
-    SavingCircles implementation = new SavingCircles();
-
-    // Deploy ProxyAdmin
-    ProxyAdmin proxyAdmin = new ProxyAdmin(msg.sender);
-
-    // Encode initialization call
-    bytes memory initData = abi.encodeWithSelector(SavingCircles.initialize.selector);
-
-    // Deploy proxy
-    TransparentUpgradeableProxy transparentProxy =
-      new TransparentUpgradeableProxy(address(implementation), address(proxyAdmin), initData);
-
-    vm.stopBroadcast();
-    return (address(transparentProxy), address(proxyAdmin));
-  }
-}
diff --git a/test/integration/Greeter.t.sol b/test/integration/Greeter.t.sol
deleted file mode 100644
index 6bd0bdc..0000000
--- a/test/integration/Greeter.t.sol
+++ /dev/null
@@ -1,28 +0,0 @@
-// SPDX-License-Identifier: MIT
-pragma solidity 0.8.28;
-
-import {IntegrationBase} from 'test/integration/IntegrationBase.sol';
-
-contract IntegrationGreeter is IntegrationBase {
-  string internal _newGreeting;
-
-  function setUp() public override {
-    /// @dev override for more specific setup
-    super.setUp();
-    _newGreeting = 'Hello, Breadchain!';
-  }
-
-  function test_Greet() public {
-    DeploymentParams memory _params = _deploymentParams[block.chainid];
-
-    (string memory _initialGreeting, uint256 _balance) = greeter.greet();
-    assertEq(_params.greeting, _initialGreeting);
-    assertEq(INIT_BALANCE, _balance);
-
-    vm.prank(owner);
-    greeter.setGreeting(_newGreeting);
-
-    (string memory _currentGreeting,) = greeter.greet();
-    assertEq(_currentGreeting, greeter.greeting());
-  }
-}
diff --git a/test/integration/IntegrationBase.sol b/test/integration/IntegrationBase.sol
index 3b738cb..afe4d48 100644
--- a/test/integration/IntegrationBase.sol
+++ b/test/integration/IntegrationBase.sol
@@ -1,30 +1,83 @@
 // SPDX-License-Identifier: MIT
 pragma solidity 0.8.28;
 
-import {IERC20} from '@openzeppelin/token/ERC20/IERC20.sol';
 import {Test} from 'forge-std/Test.sol';
 import {Common} from 'script/Common.sol';
 
+import {SavingCircles} from '../../src/contracts/SavingCircles.sol';
+import {ISavingCircles} from '../../src/interfaces/ISavingCircles.sol';
+import {MockERC20} from '../mocks/MockERC20.sol';
+
 // solhint-disable-next-line
 import 'script/Registry.sol';
 
 contract IntegrationBase is Common, Test {
-  uint256 public constant INIT_BALANCE = 1 ether;
+  SavingCircles public circle;
+  MockERC20 public token;
 
-  address public user = makeAddr('user');
+  address public alice = makeAddr('alice');
+  address public bob = makeAddr('bob');
+  address public carol = makeAddr('carol');
   address public owner = makeAddr('owner');
+  address[] public members;
+
+  ISavingCircles.Circle public baseCircle;
 
-  IERC20 public bread = IERC20(GNOSIS_BREAD);
+  string public constant BASE_CIRCLE_NAME = 'Test Circle';
+  uint256 public constant DEPOSIT_AMOUNT = 1000e18;
+  uint256 public constant DEPOSIT_INTERVAL = 7 days;
+  uint256 public constant BASE_CURRENT_INDEX = 0;
+  uint256 public constant BASE_MAX_DEPOSITS = 1000;
+  bytes32 public constant BASE_CIRCLE_ID = keccak256(abi.encodePacked(BASE_CIRCLE_NAME));
 
   function setUp() public virtual override {
     super.setUp();
-    vm.createSelectFork(vm.rpcUrl('gnosis'));
+
     vm.startPrank(owner);
+    circle = SavingCircles(address(_deployContracts(owner)));
+    token = new MockERC20('Test Token', 'TEST');
+    vm.stopPrank();
+
+    _setUpAccounts();
+
+    baseCircle = ISavingCircles.Circle({
+      owner: alice,
+      name: BASE_CIRCLE_NAME,
+      members: members,
+      currentIndex: BASE_CURRENT_INDEX,
+      circleStart: block.timestamp,
+      token: address(token),
+      depositAmount: DEPOSIT_AMOUNT,
+      depositInterval: DEPOSIT_INTERVAL,
+      maxDeposits: BASE_MAX_DEPOSITS
+    });
+  }
 
-    /// @dev deploy contracts methods are located in script/Common.sol
-    _deployContracts();
+  function createBaseCircle() public {
+    vm.prank(owner);
+    circle.setTokenAllowed(address(token), true);
+
+    vm.prank(alice);
+    circle.create(baseCircle);
+  }
+
+  function _setUpAccounts() internal {
+    vm.startPrank(alice);
+    token.mint(alice, DEPOSIT_AMOUNT * 10);
+    token.approve(address(circle), type(uint256).max);
+    members.push(alice);
+    vm.stopPrank();
+
+    vm.startPrank(bob);
+    token.mint(bob, DEPOSIT_AMOUNT * 10);
+    token.approve(address(circle), type(uint256).max);
+    members.push(bob);
+    vm.stopPrank();
 
+    vm.startPrank(carol);
+    token.mint(carol, DEPOSIT_AMOUNT * 10);
+    token.approve(address(circle), type(uint256).max);
+    members.push(carol);
     vm.stopPrank();
-    deal(GNOSIS_BREAD, address(greeter), INIT_BALANCE);
   }
 }
diff --git a/test/integration/SavingCircles.t.sol b/test/integration/SavingCircles.t.sol
index 7f939d7..ca29249 100644
--- a/test/integration/SavingCircles.t.sol
+++ b/test/integration/SavingCircles.t.sol
@@ -6,84 +6,14 @@ import {ProxyAdmin} from '@openzeppelin/proxy/transparent/ProxyAdmin.sol';
 import {TransparentUpgradeableProxy} from '@openzeppelin/proxy/transparent/TransparentUpgradeableProxy.sol';
 import {Test} from 'forge-std/Test.sol';
 
-import {SavingCircles} from '../../src/contracts/SavingCircles.sol';
 import {ISavingCircles} from '../../src/interfaces/ISavingCircles.sol';
-import {MockERC20} from '../mocks/MockERC20.sol';
+import {IntegrationBase} from 'test/integration/IntegrationBase.sol';
 
 /* solhint-disable func-name-mixedcase */
 
-contract SavingCirclesIntegration is Test {
-  SavingCircles public circle;
-  MockERC20 public token;
-
-  address public alice = makeAddr('alice');
-  address public bob = makeAddr('bob');
-  address public carol = makeAddr('carol');
-  address public owner = makeAddr('owner');
-  address[] public members;
-
-  string public constant BASE_CIRCLE_NAME = 'Test Circle';
-  uint256 public constant DEPOSIT_AMOUNT = 1000e18;
-  uint256 public constant DEPOSIT_INTERVAL = 7 days;
-  uint256 public constant BASE_CURRENT_INDEX = 0;
-  uint256 public constant BASE_MAX_DEPOSITS = 1000;
-  bytes32 public constant BASE_CIRCLE_ID = keccak256(abi.encodePacked(BASE_CIRCLE_NAME));
-
-  ISavingCircles.Circle public baseCircle;
-
-  function setUp() public {
-    vm.startPrank(owner);
-    circle = SavingCircles(
-      address(
-        new TransparentUpgradeableProxy(
-          address(new SavingCircles()),
-          address(new ProxyAdmin(owner)),
-          abi.encodeWithSelector(SavingCircles.initialize.selector, owner)
-        )
-      )
-    );
-
-    token = new MockERC20('Test Token', 'TEST');
-    vm.stopPrank();
-
-    // Setup test accounts
-    vm.startPrank(alice);
-    token.mint(alice, DEPOSIT_AMOUNT * 10);
-    token.approve(address(circle), type(uint256).max);
-    members.push(alice);
-    vm.stopPrank();
-
-    vm.startPrank(bob);
-    token.mint(bob, DEPOSIT_AMOUNT * 10);
-    token.approve(address(circle), type(uint256).max);
-    members.push(bob);
-    vm.stopPrank();
-
-    vm.startPrank(carol);
-    token.mint(carol, DEPOSIT_AMOUNT * 10);
-    token.approve(address(circle), type(uint256).max);
-    members.push(carol);
-    vm.stopPrank();
-
-    baseCircle = ISavingCircles.Circle({
-      owner: alice,
-      name: BASE_CIRCLE_NAME,
-      members: members,
-      currentIndex: BASE_CURRENT_INDEX,
-      circleStart: block.timestamp,
-      token: address(token),
-      depositAmount: DEPOSIT_AMOUNT,
-      depositInterval: DEPOSIT_INTERVAL,
-      maxDeposits: BASE_MAX_DEPOSITS
-    });
-  }
-
-  function createBaseCircle() public {
-    vm.prank(owner);
-    circle.setTokenAllowed(address(token), true);
-
-    vm.prank(alice);
-    circle.create(baseCircle);
+contract SavingCirclesIntegration is IntegrationBase {
+  function setUp() public override {
+    super.setUp();
   }
 
   function test_SetTokenAllowed() public {
diff --git a/test/unit/Greeter.t.sol b/test/unit/Greeter.t.sol
deleted file mode 100644
index d8901b1..0000000
--- a/test/unit/Greeter.t.sol
+++ /dev/null
@@ -1,101 +0,0 @@
-// SPDX-License-Identifier: UNLICENSED
-pragma solidity 0.8.28;
-
-import {IERC20} from '@openzeppelin/token/ERC20/IERC20.sol';
-import {Greeter, IGreeter} from 'contracts/Greeter.sol';
-import {Test} from 'forge-std/Test.sol';
-
-contract UnitGreeter is Test {
-/*
-  address internal _owner = makeAddr('owner');
-  IERC20 internal _token = IERC20(makeAddr('token'));
-  uint256 internal _initialBalance = 100;
-  string internal _initialGreeting = 'hola';
-
-  Greeter internal _greeter;
-
-  event GreetingSet(string _greeting);
-
-  function setUp() external {
-    vm.prank(_owner);
-    _greeter = new Greeter(_initialGreeting, _token);
-
-    vm.etch(address(_token), new bytes(0x1));
-  }
-
-  function test_EmptyTestExample() external {
-    // it does nothing
-    vm.skip(true);
-  }
-
-  function test_ConstructorWhenPassingValidGreetingString() external {
-    vm.prank(_owner);
-
-    // it deploys
-    _greeter = new Greeter(_initialGreeting, _token);
-
-    // it sets the greeting string
-    assertEq(_greeter.greeting(), _initialGreeting);
-
-    // it sets the owner as sender
-    assertEq(_greeter.OWNER(), _owner);
-
-    // it sets the token used
-    assertEq(address(_greeter.token()), address(_token));
-  }
-
-  function test_ConstructorWhenPassingAnEmptyGreetingString() external {
-    vm.prank(_owner);
-
-    // it reverts
-    vm.expectRevert(IGreeter.Greeter_InvalidGreeting.selector);
-    _greeter = new Greeter('', _token);
-  }
-
-  function test_GreetWhenCalled() external {
-    vm.mockCall(address(_token), abi.encodeWithSelector(IERC20.balanceOf.selector), abi.encode(_initialBalance));
-    vm.expectCall(address(_token), abi.encodeWithSelector(IERC20.balanceOf.selector));
-    (string memory _greet, uint256 _balance) = _greeter.greet();
-
-    // it returns the greeting string
-    assertEq(_greet, _initialGreeting);
-
-    // it returns the token balance of the contract
-    assertEq(_balance, _initialBalance);
-  }
-
-  modifier whenCalledByTheOwner() {
-    vm.startPrank(_owner);
-    _;
-    vm.stopPrank();
-  }
-
-  function test_SetGreetingWhenPassingAValidGreetingString() external whenCalledByTheOwner {
-    string memory _newGreeting = 'hello';
-
-    // it emit GreetingSet
-    vm.expectEmit(true, true, true, true, address(_greeter));
-    emit GreetingSet(_newGreeting);
-
-    _greeter.setGreeting(_newGreeting);
-
-    // it sets the greeting string
-    assertEq(_greeter.greeting(), _newGreeting);
-  }
-
-  function test_SetGreetingWhenPassingAnEmptyGreetingString() external whenCalledByTheOwner {
-    // it reverts
-    vm.expectRevert(IGreeter.Greeter_InvalidGreeting.selector);
-    _greeter.setGreeting('');
-  }
-
-  function test_SetGreetingWhenCalledByANon_owner(address _caller) external {
-    vm.assume(_caller != _owner);
-    vm.prank(_caller);
-
-    // it reverts
-    vm.expectRevert(IGreeter.Greeter_OnlyOwner.selector);
-    _greeter.setGreeting('new greeting');
-  }
-*/
-}
diff --git a/test/unit/Greeter.tree b/test/unit/Greeter.tree
deleted file mode 100644
index bbc74ea..0000000
--- a/test/unit/Greeter.tree
+++ /dev/null
@@ -1,25 +0,0 @@
-Greeter::constructor
-├── when passing valid greeting string
-│   ├── it deploys
-│   ├── it sets the greeting string
-│   ├── it sets the owner as sender
-│   └── it sets the token used
-└── when passing an empty greeting string
-    └── it reverts
-
-
-Greeter::greet
-└── when called
-    ├── it returns the greeting string
-    └── it returns the token balance of the contract
-
-
-Greeter::setGreeting
-├── when called by the owner
-│   ├── when passing a valid greeting string
-│   │   ├── it sets the greeting string
-│   │   └── it emit GreetingSet
-│   └── when passing an empty greeting string
-│       └── it reverts
-└── when called by a non-owner
-    └── it reverts
\ No newline at end of file