diff --git a/_pkgdown.yml b/_pkgdown.yml
index 8add91d..85aba1d 100644
--- a/_pkgdown.yml
+++ b/_pkgdown.yml
@@ -9,3 +9,4 @@ articles:
   - mutations
   - column-types
   - recipes
+  - other-approaches
diff --git a/inst/extdata/colors_coded.csv b/inst/extdata/colors_coded.csv
new file mode 100644
index 0000000..d05d4c3
--- /dev/null
+++ b/inst/extdata/colors_coded.csv
@@ -0,0 +1,12 @@
+person_id,age,favorite_color
+1,20,1
+2,-98,1
+3,21,-98
+4,30,-97
+5,1,-99
+6,41,2
+7,50,-97
+8,30,3
+9,-98,-98
+10,-97,2
+11,10,-98
diff --git a/vignettes/other-approaches.Rmd b/vignettes/other-approaches.Rmd
new file mode 100644
index 0000000..247985c
--- /dev/null
+++ b/vignettes/other-approaches.Rmd
@@ -0,0 +1,27 @@
+---
+title: "Other Approaches"
+output: rmarkdown::html_vignette
+vignette: >
+  %\VignetteIndexEntry{Other Approaches}
+  %\VignetteEngine{knitr::rmarkdown}
+  %\VignetteEncoding{UTF-8}
+---
+
+```{r, include = FALSE}
+knitr::opts_chunk$set(
+  collapse = TRUE,
+  comment = "#>"
+)
+library(interlacer)
+```
+
+
+
+## Negative numeric codes
+
+## String types in numeric fields
+
+## Labelled missing values
+
+## "Tagged" missing values
+