diff --git a/inference_rules.adoc b/inference_rules.adoc
index f029e13..5c4fe5c 100644
--- a/inference_rules.adoc
+++ b/inference_rules.adoc
@@ -444,7 +444,7 @@ using a checksum. The dataset must be unchanged at the start of each run.
 
 As input, before preprocessing:
 
-* all imaging benchmarks take uncropped uncompressed bitmap
+* all imaging benchmarks take uncropped compressed images in for Datacenter submission and uncompressed images otherwise
 
 * BERT takes text
 
@@ -452,24 +452,25 @@ As input, before preprocessing:
 
 * DLRM takes a variable sized set of items, each a sequence of embedding indices
 
-Sample-independent pre-processing that matches the reference model is
-untimed. However, it must be pre-approved and added to the following list:
+Sample-independent pre-processing that matches the reference model is	
+timed Datacenter submissions and untimed otherwise. Untimed preprocessing
+must be pre-approved and added to the following list:
 
 * May resize to processed size (e.g. SSD-large)
 
-* May reorder channels / do arbitrary transpositions
+* May reorder channels / do arbitrary transpositions	
 
-* May pad to arbitrary size (don’t be creative)
+* May pad to arbitrary size (don’t be creative)	
 
 * May do a single, consistent crop
 
-* Mean subtraction and normalization provided reference model expect those to be
+* Mean subtraction and normalization provided reference model expect those to be	
   done
 
-* May convert data among numerical formats
+* May convert data among numerical formats	
 
-Any other pre- and post-processing time is included in the wall-clock time for a
-run result.
+Any other pre- and post-processing time is included in the wall-clock time for a	
+run result.	
 
 === Test Data Traversal Order