Updates based on comments

Author: schnuerle

provider/README.md

@@ -301,7 +301,7 @@ Without an `event_time` query parameter, `/status_changes` shall return a `400 B
 
 Reports are information that providers can send back to agencies containing aggregated data that is not contained within other MDS endpoints, like counts of special groups of riders.
 
-The authenticated reports endpoint are monthly, historic flat files that may be pre-generated by the provider.
+The authenticated reports are monthly, historic flat files that may be pre-generated by the provider.
 
 ### Reports - Response
 
@@ -403,7 +403,7 @@ Other special group types may be added in future MDS releases as relevant agency
 
 Some combinations of parameters may return a small count of trips, which could increase a privacy risk of re-identification. To correct for that, Reports does not return data below a certain count of results. This is called k-anonymity, and the threshold is set at a k-value of 10.
 
-If the report returns count values from 1 through 10, then a number of value `-1` is returned to represent redacted data. Counts of `0` are still returned as usual.
+If the report returns count values from 1 through 10, then a number of value `-1` is returned to represent redacted data. Counts of `0` are still returned as usual. This requirement is applied to both counts of trips and unique riders.
 
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