diff --git a/man/google_directions.Rd b/man/google_directions.Rd
index a36cd8e2..3187ef4d 100644
--- a/man/google_directions.Rd
+++ b/man/google_directions.Rd
@@ -68,7 +68,7 @@ google_directions(origin = "Flinders Street Station, Melbourne",
 
 google_directions(origin = "Melbourne Airport, Australia",
          destination = "Portsea, Melbourne, Australia",
-         departure_time = as.POSIXct("2016-06-08 07:00:00"),
+         departure_time =  Sys.time() + (24 * 60 * 60),
          waypoints = list(c(-37.81659, 144.9841),
                            via = "Ringwood, Victoria"),
          mode = "driving",
@@ -81,7 +81,7 @@ google_directions(origin = "Melbourne Airport, Australia",
 ## using bus and less walking
 google_directions(origin = "Melbourne Airport, Australia",
          destination = "Portsea, Melbourne, Australia",
-         departure_time = as.POSIXct("2016-06-08 07:00:00"),
+         departure_time =  Sys.time() + (24 * 60 * 60),
          mode = "transit",
          transit_mode = "bus",
          transit_routing_preference = "less_walking",
@@ -91,7 +91,7 @@ google_directions(origin = "Melbourne Airport, Australia",
 ## using arrival time
 google_directions(origin = "Melbourne Airport, Australia",
          destination = "Portsea, Melbourne, Australia",
-         arrival_time = as.POSIXct("2016-06-08 16:00:00", tz = "Australia/Melbourne"),
+         arrival_time =  Sys.time() + (24 * 60 * 60),
          mode = "transit",
          transit_mode = "bus",
          transit_routing_preference = "less_walking",
@@ -101,7 +101,7 @@ google_directions(origin = "Melbourne Airport, Australia",
 ## return results in French
 google_directions(origin = "Melbourne Airport, Australia",
          destination = "Portsea, Melbourne, Australia",
-         arrival_time = as.POSIXct("2016-06-08 16:00:00", tz = "Australia/Melbourne"),
+         arrival_time =  Sys.time() + (24 * 60 * 60),
          mode = "transit",
          transit_mode = "bus",
          transit_routing_preference = "less_walking",
diff --git a/man/google_elevation.Rd b/man/google_elevation.Rd
index d66a5ce9..fe705111 100644
--- a/man/google_elevation.Rd
+++ b/man/google_elevation.Rd
@@ -31,8 +31,10 @@ You can specify the locations in one of two ways. Either as a set of single loca
 \dontrun{
 
 ## elevation data for the MCG in Melbourne
-location <- c(-37.81659, 144.9841)
-google_elevation(locations = location,
+df <- data.frame(lat = -37.81659,
+                 lon = 144.9841)
+
+google_elevation(df_locations = df,
                  key = "<your valid api key>",
                  simplify = TRUE)
 
@@ -45,7 +47,7 @@ df <- data.frame(lat = c(-37.81659, -37.88950),
 df <- google_elevation(df_locations = df,
                        location_type = "path",
                        samples = 20,
-                       key = key,
+                       key = "<your valid api key>",
                        simplify = TRUE)
 
 ## plot results
diff --git a/man/google_geocode.Rd b/man/google_geocode.Rd
index c9a38c27..9d99ee8b 100644
--- a/man/google_geocode.Rd
+++ b/man/google_geocode.Rd
@@ -31,7 +31,7 @@ Geocoding is the process of converting addresses (like "1600 Amphitheatre Parkwa
 \examples{
 \dontrun{
 df <- google_geocode(address = "MCG, Melbourne, Australia",
-                     key = key,
+                     key = "<your valid api key>",
                      simplify = TRUE)
 
 df$results$geometry$location
@@ -44,7 +44,7 @@ bounds <- list(c(34.172684,-118.604794),
 
 js <- google_geocode(address = "Winnetka",
                      bounds = bounds,
-                     key = key,
+                     key = "<your valid api key>",
                      simplify = FALSE)
 
 ## using components
@@ -52,7 +52,7 @@ components <- data.frame(component = c("postal_code", "country"),
                          value = c("3000", "AU"))
 
 df <- google_geocode(address = "Flinders Street Station",
-                   key = key,
+                   key = "<your valid api key>",
                    components = components,
                    simplify = FALSE)
 
diff --git a/man/google_reverse_geocode.Rd b/man/google_reverse_geocode.Rd
index c2025fcb..95fcd0ff 100644
--- a/man/google_reverse_geocode.Rd
+++ b/man/google_reverse_geocode.Rd
@@ -32,7 +32,7 @@ Reverse geocoding is the process of converting geographic coordinates into a hum
 google_reverse_geocode(location = c(-37.81659, 144.9841),
                        result_type = c("street_address"),
                        location_type = "rooftop",
-                       key = key)
+                       key = "<your valid api key>")
 }
 }
 
diff --git a/man/google_timezone.Rd b/man/google_timezone.Rd
index fe1eb899..b114dbca 100644
--- a/man/google_timezone.Rd
+++ b/man/google_timezone.Rd
@@ -29,7 +29,7 @@ The Google Maps Time Zone API provides time offset data for locations on the sur
 google_timezone(location = c(-37.81659, 144.9841),
                timestamp = as.POSIXct("2016-06-05"),
                output_format = "data.frame",
-               key = key)
+               key = "<your valid api key>")
 }
 
 }