old_contents: var peasy = require('peasy-js');
  
  // var BaseService = require('../business_logic/services/baseService');
  var CategoryService = require('../business_logic/services/categoryService');
  var CustomerService = require('../business_logic/services/customerService');
  var InventoryItemService = require('../business_logic/services/inventoryItemService')
  var OrderItemService, OrderService, ProductService, proxyFactory;
  
  function configureInMemory() {
    OrderItemService = require('../business_logic/services/orderItemService');
    OrderService = require('../business_logic/services/orderService');
    ProductService = require('../business_logic/services/productService');
    proxyFactory = require('../data_proxies/in-memory/inMemoryDataProxyFactory');
  }
  
  function configureHttp() {
    OrderItemService = require('../business_logic/services/clientOrderItemService');
    OrderService = require('../business_logic/services/clientOrderService');
    ProductService = require('../business_logic/services/clientProductService');
    proxyFactory = require('../data_proxies/http/httpDataProxyFactory');
  }
  
  // configureInMemory();
  configureHttp();
  
  var inventoryItemService = new InventoryItemService(proxyFactory.inventoryItemDataProxy);
  var orderItemService = new OrderItemService(proxyFactory.orderItemDataProxy, proxyFactory.productDataProxy, inventoryItemService);
  var orderService = new OrderService(proxyFactory.orderDataProxy, orderItemService);
  var productService = new ProductService(proxyFactory.productDataProxy, orderService, inventoryItemService);
  var categoryService = new CategoryService(proxyFactory.categoryDataProxy, productService);
  var customerService = new CustomerService(proxyFactory.customerDataProxy, orderService);
  
  var ordersDotCom = {
    services: {
      categoryService,
      customerService,
      inventoryItemService,
      orderItemService,
      orderService,
      productService
    }
  };
  
  module.exports = ordersDotCom;
new_contents: var peasy = require('peasy-js');
  
  // var BaseService = require('../business_logic/services/baseService');
  var CategoryService = require('../business_logic/services/categoryService');
  var CustomerService = require('../business_logic/services/customerService');
  var InventoryItemService = require('../business_logic/services/inventoryItemService')
  var OrderItemService, OrderService, ProductService, proxyFactory;
  
  function configureInMemory() {
    OrderItemService = require('../business_logic/services/orderItemService');
    OrderService = require('../business_logic/services/orderService');
    ProductService = require('../business_logic/services/productService');
    proxyFactory = require('../data_proxies/in-memory/inMemoryDataProxyFactory');
  }
  
  function configureHttp() {
    OrderItemService = require('../business_logic/services/clientOrderItemService');
    OrderService = require('../business_logic/services/clientOrderService');
    ProductService = require('../business_logic/services/clientProductService');
    proxyFactory = require('../data_proxies/http/httpDataProxyFactory');
  }
  
  // configureInMemory();
  configureHttp();
  
  var inventoryItemService = new InventoryItemService(proxyFactory.inventoryItemDataProxy);
  var orderItemService = new OrderItemService(proxyFactory.orderItemDataProxy, proxyFactory.productDataProxy, inventoryItemService);
  var orderService = new OrderService(proxyFactory.orderDataProxy, orderItemService);
  var productService = new ProductService(proxyFactory.productDataProxy, orderService, inventoryItemService);
  var categoryService = new CategoryService(proxyFactory.categoryDataProxy, productService);
  var customerService = new CustomerService(proxyFactory.customerDataProxy, orderService);
  
  var ordersDotCom = {
    services: {
      categoryService: categoryService,
      customerService: customerService,
      inventoryItemService: inventoryItemService,
      orderItemService: orderItemService,
      orderService: orderService,
      productService: productService
    }
  };
  
  module.exports = ordersDotCom;
subject: add es5 syntax