diff --git a/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInDisk.R b/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInDisk.R
index 673fcbd6..dd43cf7b 100644
--- a/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInDisk.R	
+++ b/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInDisk.R	
@@ -1,7 +1,6 @@
-
 #############################################################
 #CRM Demo on CDNOW
-#Fang Zhou
+#Microsoft 
 #############################################################
 ##check if necessary R packages are installed
 install.packages("RODBC")
diff --git a/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInMemory.R b/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInMemory.R
index c54c3d97..f81c5d87 100644
--- a/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInMemory.R	
+++ b/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInMemory.R	
@@ -1,7 +1,8 @@
 #############################################################
 #CRM Demo on CDNOW
-#Fang Zhou
+#Microsoft
 #############################################################
+
 #install package
 install.packages("rmarkdown")
 install.packages("fpc")
@@ -66,7 +67,7 @@ hist(df$Monetary)
 
 #set the Recency ranges as 0-120 days, 120-240 days, 240-450 days, 450-500days, and more than 500days.
 r <-c(120,240,450,500)
-#set the Frequency ranges as 0 – 2times, 2-5 times,5-8 times, 8-10 times, and more than 10 times.
+#set the Frequency ranges as 0 ? 2times, 2-5 times,5-8 times, 8-10 times, and more than 10 times.
 f <-c(2,5,8,10)
 #set the Monetary ranges as 0-10 dollars, 10-20 dollars, and so on.
 m <-c(10,20,30,100)
diff --git a/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInSql.R b/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInSql.R
index e349251c..b829bed5 100644
--- a/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInSql.R	
+++ b/samples/features/r-services/Retail Precision Marketing/R/CRMonCDNOWInSql.R	
@@ -1,6 +1,6 @@
 ################################################################
 ##CRM Demo in-SQL compute context
-##Fang Zhou
+##Microsoft
 #################################################################
 
 connectionString <- "Driver=SQL Server;Server=tcp:192.168.176.130,1433;Database=sqlr;Uid=sa;Pwd=Microsoft1"
@@ -155,10 +155,7 @@ sqlSave(channel,DTreePred,rownames=FALSE,append=FALSE,varTypes=list(numeric="flo
 odbcClose(channel)
 
 
-#Examples for RxInSqlSever compute context
-file.show(system.file("demoScripts/SqlServerIOQ_Tests_Setup.sql", package = "RevoScaleR"))
-file.show(system.file("demoScripts/SqlServerIOQ_Tests.sql", package = "RevoScaleR"))
-file.show(system.file("demoScripts/SqlServerIOQ_Tests_Teardown.sql", package = "RevoScaleR"))
+