diff --git a/util.go b/util.go
index 101fd39..8fa4caf 100644
--- a/util.go
+++ b/util.go
@@ -7,7 +7,9 @@
 )
 
 // WaitFor polls a predicate function, once per second, up to a timeout limit.
-// It usually does this to wait for the resource to transition to a certain state.
+// It usually does this to wait for a resource to transition to a certain state.
+// Resource packages will wrap this in a more convenient function that's
+// specific to a certain resource, but it can also be useful on its own.
 func WaitFor(timeout int, predicate func() (bool, error)) error {
 	start := time.Now().Second()
 	for {
@@ -30,7 +32,8 @@
 	}
 }
 
-// NormalizeURL ensures that each endpoint URL has a closing `/`, as expected by ServiceClient.
+// NormalizeURL ensures that each endpoint URL has a closing `/`, as expected
+// by ServiceClient.
 func NormalizeURL(url string) string {
 	if !strings.HasSuffix(url, "/") {
 		return url + "/"