diff --git a/robot/resources/global_properties.robot b/robot/resources/global_properties.robot
index 442a69c..871f992 100644
--- a/robot/resources/global_properties.robot
+++ b/robot/resources/global_properties.robot
@@ -24,3 +24,4 @@
 ${GLOBAL_VID_UI_TIMEOUT_SHORT}    20s
 ${GLOBAL_VID_UI_TIMEOUT_MEDIUM}    60s
 ${GLOBAL_VID_UI_TIMEOUT_LONG}    120s
+${GLOBAL_VM_PRIVATE_KEY}   ${EXECDIR}/robot/assets/keys/robot_ssh_private_key.pvt
\ No newline at end of file
diff --git a/robot/resources/stack_validation/policy_check_vfw.robot b/robot/resources/stack_validation/policy_check_vfw.robot
index 126f437..2234072 100644
--- a/robot/resources/stack_validation/policy_check_vfw.robot
+++ b/robot/resources/stack_validation/policy_check_vfw.robot
@@ -21,7 +21,6 @@
 
 
 *** Variables ***
-${ASSETS}              ${EXECDIR}/robot/assets/
 
 *** Keywords ***
 Policy Check Firewall Stack
diff --git a/robot/resources/stack_validation/validate_common.robot b/robot/resources/stack_validation/validate_common.robot
index eb7f9f5..24f9fe3 100644
--- a/robot/resources/stack_validation/validate_common.robot
+++ b/robot/resources/stack_validation/validate_common.robot
@@ -16,36 +16,32 @@
 
 
 *** Variables ***
-${ASSETS}              ${EXECDIR}/robot/assets/
-${VFW_STACK_NAME}    EcompETE_VFWStack
-${VLB_STACK_NAME}    EcompETE_VLBStack
-${DNS_STACK_NAME}    EcompETE_DNSStack
 
 *** Keywords ***
 Wait For Server
-    [Documentation]    Attempts to login to the passed server info and verify (??). Uses server info to get public ip and locate corresponding provate key file   
+    [Documentation]    Attempts to login to the passed server info and verify (??). Uses server info to get public ip and locate corresponding provate key file
     [Arguments]    ${server_ip}    ${timeout}=300s
-    ${file}=    Catenate    ${ASSETS}keys/robot_ssh_private_key.pvt
+    ${file}=    Catenate    ${GLOBAL_VM_PRIVATE_KEY}
     Wait Until Keyword Succeeds    ${timeout}    5 sec    Open Connection And Log In    ${server_ip}    root    ${file}
-    ${lines}=   Grep Local File    "Accepted publickey"    /var/log/auth.log    
-    Log    ${lines}            
+    ${lines}=   Grep Local File    "Accepted publickey"    /var/log/auth.log
+    Log    ${lines}
     Should Not Be Empty    ${lines}
-        
-Get Server Ip 
+
+Get Server Ip
     [Arguments]    ${server_list}    ${stack_info}    ${key_name}    ${network_name}=public
     ${server_name}=   Get From Dictionary     ${stack_info}   ${key_name}
     ${server}=    Get From Dictionary    ${server_list}    ${server_name}
     Log    Entering Get Openstack Server Ip
-    ${ip}=    Get Openstack Server Ip    ${server}    network_name=${network_name} 
+    ${ip}=    Get Openstack Server Ip    ${server}    network_name=${network_name}
     Log    Returned Get Openstack Server Ip
-    [Return]    ${ip}    
+    [Return]    ${ip}
 
 Find And Reboot The Server
-    [Documentation]    Code to reboot the server by teh heat server name parameter value    
+    [Documentation]    Code to reboot the server by teh heat server name parameter value
     [Arguments]    ${stack_info}    ${server_list}    ${server_name_parameter}
     ${server_name}=   Get From Dictionary     ${stack_info}   ${server_name_parameter}
     ${vfw_server}=    Get From Dictionary    ${server_list}    ${server_name}
     ${vfw_server_id}=    Get From Dictionary    ${vfw_server}    id
     Reboot Server    auth   ${vfw_server_id}
-        
-    
+
+
diff --git a/robot/resources/stack_validation/validate_dns_scaling.robot b/robot/resources/stack_validation/validate_dns_scaling.robot
index 41c0463..b455659 100644
--- a/robot/resources/stack_validation/validate_dns_scaling.robot
+++ b/robot/resources/stack_validation/validate_dns_scaling.robot
@@ -17,7 +17,6 @@
 
 
 *** Variables ***
-${ASSETS}              ${EXECDIR}/robot/assets/
 
 *** Keywords ***
 Validate Dns Scaling Stack
diff --git a/robot/resources/stack_validation/validate_vfw.robot b/robot/resources/stack_validation/validate_vfw.robot
index a5322ef..b0d591f 100644
--- a/robot/resources/stack_validation/validate_vfw.robot
+++ b/robot/resources/stack_validation/validate_vfw.robot
@@ -18,7 +18,6 @@
 
 
 *** Variables ***
-${ASSETS}              ${EXECDIR}/robot/assets/
 
 *** Keywords ***
 Validate Firewall Stack
diff --git a/robot/resources/stack_validation/validate_vlb.robot b/robot/resources/stack_validation/validate_vlb.robot
index eef578a..bab1564 100644
--- a/robot/resources/stack_validation/validate_vlb.robot
+++ b/robot/resources/stack_validation/validate_vlb.robot
@@ -8,7 +8,6 @@
 
 
 *** Variables ***
-${ASSETS}              ${EXECDIR}/robot/assets/
 
 *** Keywords ***
 Validate vLB Stack
diff --git a/robot/resources/stack_validation/validate_vvg.robot b/robot/resources/stack_validation/validate_vvg.robot
index 47d9600..05b1e8a 100644
--- a/robot/resources/stack_validation/validate_vvg.robot
+++ b/robot/resources/stack_validation/validate_vvg.robot
@@ -7,7 +7,6 @@
 
 
 *** Variables ***
-${ASSETS}              ${EXECDIR}/robot/assets/
 
 *** Keywords ***
 Validate vVG Stack