diff --git a/google/privacy/dlp/v2/dlp.proto b/google/privacy/dlp/v2/dlp.proto
index a23eef61..e2858d6f 100644
--- a/google/privacy/dlp/v2/dlp.proto
+++ b/google/privacy/dlp/v2/dlp.proto
@@ -965,8 +965,9 @@ message OutputStorageConfig {
   // from the predefined schema that are missing will be added. No columns in
   // the existing table will be deleted.
   //
-  // If unspecified, then all available columns will be used for a new table,
-  // and no changes will be made to an existing table.
+  // If unspecified, then all available columns will be used for a new table or
+  // an (existing) table with no schema, and no changes will be made to an
+  // existing table that has a schema.
   OutputSchema output_schema = 3;
 }
 
@@ -1138,7 +1139,7 @@ message PrivacyMetric {
 
     // Optional message indicating that multiple rows might be associated to a
     // single individual. If the same entity_id is associated to multiple
-    // quasi-identifier tuples over distict rows, we consider the entire
+    // quasi-identifier tuples over distinct rows, we consider the entire
     // collection of tuples as the composite quasi-identifier. This collection
     // is a multiset: the order in which the different tuples appear in the
     // dataset is ignored, but their frequency is taken into account.
@@ -1556,11 +1557,13 @@ message Value {
 message QuoteInfo {
   // Object representation of the quote.
   oneof parsed_quote {
+    // The date time indicated by the quote.
     DateTime date_time = 2;
   }
 }
 
 // Message for a date time object.
+// e.g. 2018-01-01, 5th August.
 message DateTime {
   message TimeZone {
     // Set only if the offset can be determined. Positive for time ahead of UTC.
@@ -2284,7 +2287,7 @@ message JobTrigger {
   repeated Trigger triggers = 5;
 
   // A stream of errors encountered when the trigger was activated. Repeated
-  // errors may result in the JobTrigger automaticaly being paused.
+  // errors may result in the JobTrigger automatically being paused.
   // Will return the last 100 errors. Whenever the JobTrigger is modified
   // this list will be cleared. Output only field.
   repeated Error errors = 6;
diff --git a/google/privacy/dlp/v2/storage.proto b/google/privacy/dlp/v2/storage.proto
index f17ca6f1..e7b540cb 100644
--- a/google/privacy/dlp/v2/storage.proto
+++ b/google/privacy/dlp/v2/storage.proto
@@ -33,7 +33,8 @@ message InfoType {
   // Name of the information type. Either a name of your choosing when
   // creating a CustomInfoType, or one of the names listed
   // at https://cloud.google.com/dlp/docs/infotypes-reference when specifying
-  // a built-in type.
+  // a built-in type. InfoType names should conform to the pattern
+  // [a-zA-Z0-9_]{1,64}.
   string name = 1;
 }
 
@@ -359,7 +360,8 @@ message CloudStorageOptions {
 
   // List of file type groups to include in the scan.
   // If empty, all files are scanned and available data format processors
-  // are applied.
+  // are applied. In addition, the binary content of the selected files
+  // is always scanned as well.
   repeated FileType file_types = 5;
 
   SampleMethod sample_method = 6;
@@ -420,6 +422,10 @@ message BigQueryOptions {
   int32 rows_limit_percent = 6;
 
   SampleMethod sample_method = 4;
+
+  // References to fields excluded from scanning. This allows you to skip
+  // inspection of entire columns which you know have no findings.
+  repeated FieldId excluded_fields = 5;
 }
 
 // Shared message indicating Cloud storage type.