string loginEmail =
        "Spread@reasonables.com";
    
        string APIKey =
        "Spread";
    
        string accountName ="testAccount";
    
        SpreadAPI.SpreadWebService 
        MySpread = new SpreadAPI.SpreadWebService();
    
        bool 
        result = MySpread.NameExists (loginEmail, APIKey,accountName );
   
                     
                    
                        
        Dim 
        logingName As String 
        = 
        Spread@reasonables.com
    
        Dim 
        APIKey As String 
        = "spread"
    
        Dim 
        accountName As String 
        = "testAccount"
    
        Dim 
        MySpread As New 
        SpreadWS.SpreadWebService()
    
        Dim 
        result = MySpread.NameExists(logingName, APIKey, accountName)
        
                     
                    
                        
  /**
    * @name     NameExists
    * @function Validate Name exists(This method is only for reseller.)
    * @param
    *  loginEmail     The login email of your Spread account.
    *  APIKey 	      Spread account API Key.
    *  accountName    New account name.
    *  @return
    *  		true if exists.Otherwise,false.
    */
    public function NameExists($loginEmail,$APIKey,$accountName){
        $paraArray = array(
	            'loginEmail' 	=> $loginEmail,
	            'APIKey'            => $APIKey,
		    'accountName'       => $accountName
        );
        $Client = new SoapClient("http://service.rspread.com/Service.asmx?WSDL");
        Return $Client -> NameExists( $paraArray );
    }
         
                     
                    No sample.