diff --git a/.gitignore b/.gitignore
index eacd828..9d23429 100644
--- a/.gitignore
+++ b/.gitignore
@@ -52,4 +52,10 @@ vignettes/*.pdf
 *.tiff
 /plots/cpchange
 /analysis/variability/
-/analysis/temperature_eof/
\ No newline at end of file
+/analysis/temperature_eof/
+
+/data/*.sbx
+/data/*.prj
+/data/*.shp.xml
+/data/*.cpg
+/data/*.sbn
diff --git a/man/interpolate_variable.Rd b/man/interpolate_variable.Rd
index 106eb7a..5338bdc 100644
--- a/man/interpolate_variable.Rd
+++ b/man/interpolate_variable.Rd
@@ -44,7 +44,7 @@ interpolate_variable(
 
 \item{pre}{Prefix for file names in output (in development.)}
 
-\item{select.region}{Region for interpolation as a character string. Options = "ebs", "sebs", "nbs"}
+\item{select.region}{Region for interpolation as a character string OR an sf object. Character options = "ebs", "sebs", "nbs". If select.region is an sf object, must provide bbox.}
 
 \item{methods}{To use as a character vector. Valid choices: "NN", "IDW", "IDW4", "Exp", "Sph", "Bes", "Gau", "Cir", "Mat", "Ste", "Tps"}