diff --git a/v1.3.1/README.org b/v1.3.1/README.org
index dc3da50..d8f1fb9 100644
--- a/v1.3.1/README.org
+++ b/v1.3.1/README.org
@@ -3,7 +3,7 @@ Scenarios
 
 * File naming convention
 
-: sS_jJ_dev_YYYY-MM-DD[+suffix][_similarity].extension
+: sS_jJ_dev_YYYY-MM-DD[_info][+suffix][_similarity].extension
 
 With:
 - S :: scenario number.
@@ -12,6 +12,8 @@ With:
 - MM :: month.
 - DD :: day.
 - dev :: client device short name.
+- info :: an optional informative string can be added, for example when
+  a scenario has to be run several times with different parameters.
 - suffix :: an optional suffix can be added, separated by a +; suffixes
   have the following meanings:
   + coord :: the real coordinate were added in the file;
@@ -121,6 +123,12 @@ configuration file [[./owlps-config/owlps-aggregator.conf]].
 These parameters are not very important, except for the delay between
 two autocalibration orders. The default value is 1000 ms.
 
+At the end of a test, beware of not stopping the Aggregator too early,
+e.g. if requests are sent with long delays, or simply if the aggregate
+timeout is not reached for all the requests in memory (as of August
+2012, OwlPS Aggregator does not flush the non-aggregated requests uppon
+exiting, but simply deletes them).
+
 ** Listeners
 
 The capture points are attached to the walls and all have their antennas
@@ -264,6 +272,10 @@ For each value, the following procedure is run:
 2. The aggregation server is restarted without autocalibration.
 3. The client is run.
 
+Alternatively, if the experiments are done during only one session, the
+autocalibration process can be run only once, at the beginning, and the
+autocalibration requests stored in a separate file.
+
 Please keep in mind the following points:
 - For requests as long as one second, the aggregation timeout must be
   extended in the Aggregator's configuration.
@@ -316,7 +328,7 @@ Please refer to the scenario 5 for details and measurement procedure.
 
 ** Scenario 10
 
-Repeat the scenario 1 several time, varying the delay between two
+Repeat the scenario 1 several times, varying the delay between two
 packets of the autocalibration requests (option -t of owlps-listenerd):
 - 5 ms,
 - 10 ms,