diff --git a/R/split.R b/R/split.R
index 74b84257..a0fab294 100644
--- a/R/split.R
+++ b/R/split.R
@@ -21,15 +21,13 @@
 #' @export
 #'
 #' @examples
-#' data("adsl_xportr")
-#' adsl <- adsl_xportr
 #'
 #' adlb <- data.frame(
 #'   USUBJID = c(1001, 1002, 1003),
 #'   LBCAT = c("HEMATOLOGY", "HEMATOLOGY", "CHEMISTRY")
 #' )
 #'
-#' adsl <- xportr_split(adsl, "LBCAT")
+#' adlb <- xportr_split(adlb, "LBCAT")
 xportr_split <- function(.df, split_by = NULL) {
   attr(.df, "_xportr.split_by_") <- split_by
 
diff --git a/R/xportr-package.R b/R/xportr-package.R
index 417e58b8..5fc37e08 100644
--- a/R/xportr-package.R
+++ b/R/xportr-package.R
@@ -127,7 +127,7 @@ globalVariables(c(
   "abbr_parsed", "abbr_stem", "adj_orig", "adj_parsed", "col_pos", "dict_varname",
   "lower_original_varname", "my_minlength", "num_st_ind", "original_varname",
   "renamed_n", "renamed_var", "use_bundle", "viable_start", "type.x", "type.y",
-  "variable", "length.x", "lenght.y", "e", "length_df", "length_meta"
+  "variable", "length.x", "lenght.y", "e", "length_df", "length_meta", ".env"
 ))
 
 # The following block is used by usethis to automatically manage
diff --git a/R/xportr.R b/R/xportr.R
index d5a046cd..cab3db08 100644
--- a/R/xportr.R
+++ b/R/xportr.R
@@ -3,8 +3,7 @@
 #' @param .df A data frame of CDISC standard.
 #' @param var_metadata A data frame containing variable level metadata
 #' @param domain Appropriate CDISC dataset name, e.g. ADAE, DM. Used to subset
-#'   the metadata object. If none is passed, then name of the dataset passed as
-#'   .df will be used.
+#'   the metadata object.
 #' @param verbose The action this function takes when an action is taken on the
 #'   dataset or function validation finds an issue. See 'Messaging' section for
 #'   details. Options are 'stop', 'warn', 'message', and 'none'
diff --git a/man/metadata.Rd b/man/metadata.Rd
index cd286905..258d1687 100644
--- a/man/metadata.Rd
+++ b/man/metadata.Rd
@@ -13,8 +13,7 @@ xportr_metadata(.df, metadata = NULL, domain = NULL, verbose = NULL)
 'Metadata' section for details.}
 
 \item{domain}{Appropriate CDISC dataset name, e.g. ADAE, DM. Used to subset
-the metadata object. If none is passed, then name of the dataset passed as
-.df will be used.}
+the metadata object.}
 
 \item{verbose}{The action this function takes when an action is taken on the
 dataset or function validation finds an issue. See 'Messaging' section for
diff --git a/man/xportr.Rd b/man/xportr.Rd
index bc5dcf97..1a9acd51 100644
--- a/man/xportr.Rd
+++ b/man/xportr.Rd
@@ -22,8 +22,7 @@ xportr(
 \item{df_metadata}{A data frame containing dataset level metadata.}
 
 \item{domain}{Appropriate CDISC dataset name, e.g. ADAE, DM. Used to subset
-the metadata object. If none is passed, then name of the dataset passed as
-.df will be used.}
+the metadata object.}
 
 \item{verbose}{The action this function takes when an action is taken on the
 dataset or function validation finds an issue. See 'Messaging' section for
diff --git a/man/xportr_df_label.Rd b/man/xportr_df_label.Rd
index 5f95d771..e3da9800 100644
--- a/man/xportr_df_label.Rd
+++ b/man/xportr_df_label.Rd
@@ -13,8 +13,7 @@ xportr_df_label(.df, metadata = NULL, domain = NULL, metacore = deprecated())
 details.}
 
 \item{domain}{Appropriate CDISC dataset name, e.g. ADAE, DM. Used to subset
-the metadata object. If none is passed, then name of the dataset passed as
-.df will be used.}
+the metadata object.}
 
 \item{metacore}{\ifelse{html}{\href{https://lifecycle.r-lib.org/articles/stages.html#deprecated}{\figure{lifecycle-deprecated.svg}{options: alt='[Deprecated]'}}}{\strong{[Deprecated]}} Previously used to pass
 metadata now renamed with \code{metadata}}
diff --git a/man/xportr_format.Rd b/man/xportr_format.Rd
index e45f66dc..3ddcca4e 100644
--- a/man/xportr_format.Rd
+++ b/man/xportr_format.Rd
@@ -19,8 +19,7 @@ xportr_format(
 'Metadata' section for details.}
 
 \item{domain}{Appropriate CDISC dataset name, e.g. ADAE, DM. Used to subset
-the metadata object. If none is passed, then name of the dataset passed as
-.df will be used.}
+the metadata object.}
 
 \item{verbose}{The action this function takes when an action is taken on the
 dataset or function validation finds an issue. See 'Messaging' section for
diff --git a/man/xportr_label.Rd b/man/xportr_label.Rd
index a61e0583..8e637975 100644
--- a/man/xportr_label.Rd
+++ b/man/xportr_label.Rd
@@ -19,8 +19,7 @@ xportr_label(
 'Metadata' section for details.}
 
 \item{domain}{Appropriate CDISC dataset name, e.g. ADAE, DM. Used to subset
-the metadata object. If none is passed, then name of the dataset passed as
-.df will be used.}
+the metadata object.}
 
 \item{verbose}{The action this function takes when an action is taken on the
 dataset or function validation finds an issue. See 'Messaging' section for
diff --git a/man/xportr_length.Rd b/man/xportr_length.Rd
index c3180a71..f60ee667 100644
--- a/man/xportr_length.Rd
+++ b/man/xportr_length.Rd
@@ -20,8 +20,7 @@ xportr_length(
 'Metadata' section for details.}
 
 \item{domain}{Appropriate CDISC dataset name, e.g. ADAE, DM. Used to subset
-the metadata object. If none is passed, then name of the dataset passed as
-.df will be used.}
+the metadata object.}
 
 \item{verbose}{The action this function takes when an action is taken on the
 dataset or function validation finds an issue. See 'Messaging' section for
diff --git a/man/xportr_order.Rd b/man/xportr_order.Rd
index 03617d4f..1cc2cc08 100644
--- a/man/xportr_order.Rd
+++ b/man/xportr_order.Rd
@@ -19,8 +19,7 @@ xportr_order(
 'Metadata' section for details.}
 
 \item{domain}{Appropriate CDISC dataset name, e.g. ADAE, DM. Used to subset
-the metadata object. If none is passed, then name of the dataset passed as
-.df will be used.}
+the metadata object.}
 
 \item{verbose}{The action this function takes when an action is taken on the
 dataset or function validation finds an issue. See 'Messaging' section for
diff --git a/man/xportr_split.Rd b/man/xportr_split.Rd
index 5c9da890..34223a5f 100644
--- a/man/xportr_split.Rd
+++ b/man/xportr_split.Rd
@@ -29,13 +29,11 @@ with a number for uniqueness. These files should be noted in the Reviewer Guides
 CDISC guidance to note how you split your files.
 }
 \examples{
-data("adsl_xportr")
-adsl <- adsl_xportr
 
 adlb <- data.frame(
   USUBJID = c(1001, 1002, 1003),
   LBCAT = c("HEMATOLOGY", "HEMATOLOGY", "CHEMISTRY")
 )
 
-adsl <- xportr_split(adsl, "LBCAT")
+adlb <- xportr_split(adlb, "LBCAT")
 }
diff --git a/man/xportr_type.Rd b/man/xportr_type.Rd
index 05489fcf..db756a56 100644
--- a/man/xportr_type.Rd
+++ b/man/xportr_type.Rd
@@ -19,8 +19,7 @@ xportr_type(
 'Metadata' section for details.}
 
 \item{domain}{Appropriate CDISC dataset name, e.g. ADAE, DM. Used to subset
-the metadata object. If none is passed, then name of the dataset passed as
-.df will be used.}
+the metadata object.}
 
 \item{verbose}{The action this function takes when an action is taken on the
 dataset or function validation finds an issue. See 'Messaging' section for
diff --git a/man/xportr_write.Rd b/man/xportr_write.Rd
index bde66844..f19e57be 100644
--- a/man/xportr_write.Rd
+++ b/man/xportr_write.Rd
@@ -23,8 +23,7 @@ used as \code{xpt} name.}
 details.}
 
 \item{domain}{Appropriate CDISC dataset name, e.g. ADAE, DM. Used to subset
-the metadata object. If none is passed, then name of the dataset passed as
-.df will be used.}
+the metadata object.}
 
 \item{strict_checks}{If TRUE, xpt validation will report errors and not write
 out the dataset. If FALSE, xpt validation will report warnings and continue