diff --git a/data/jcp_inm.db b/data/jcp_inm.db
index 4027b77..7480dff 100644
Binary files a/data/jcp_inm.db and b/data/jcp_inm.db differ
diff --git a/doc/Jcp_Inm.odt b/doc/Jcp_Inm.odt
index f73b468..d8b9474 100644
Binary files a/doc/Jcp_Inm.odt and b/doc/Jcp_Inm.odt differ
diff --git a/doc/Jcp_Inm.pdf b/doc/Jcp_Inm.pdf
index 5360582..ad395c4 100644
Binary files a/doc/Jcp_Inm.pdf and b/doc/Jcp_Inm.pdf differ
diff --git a/src/scheme/jcp_inm.scm b/src/scheme/jcp_inm.scm
index 4ddb3de..3e72bf7 100644
--- a/src/scheme/jcp_inm.scm
+++ b/src/scheme/jcp_inm.scm
@@ -37,7 +37,7 @@
 (use-modules (grsp grsp0))
 
 
-; Vars
+; Vars. Change the path(s) to your installation.
 (define mc 0)
 (define sqlp-path "/home/pablo/Programs/C++/sqlp/sqlp")
 (define database "/home/pablo/Datasets/Jcp_Inm/data/jcp_inm.db")
@@ -83,7 +83,7 @@
     res))
 
 
-; mult-adr - construct a block addres based on a choice.
+; mult-adr - Construct a block addres based on a choice.
 ;
 ; Arguments
 ; - p_n: number.
@@ -97,6 +97,9 @@
     res))
 
 
+; asl-street-number - Establish the street block number to which a measurement
+; belongs
+;
 (define (ask-street-number)
   (let ((res 0)
 	(mc 0))
@@ -145,7 +148,7 @@
     res))
 
 
-; ask-street-abr presents a menu with the various street name abbreviations.
+; ask-street-abr - Presents a menu with the various street name abbreviations.
 ;
 (define (ask-street-abr)
   (let ((res "")
@@ -234,7 +237,7 @@
     res))
 
 
-; write-prep-sql - overwrites the contents of prep.sql with the values
+; write-prep-sql - Overwrites the contents of prep.sql with the values
 ; conmtained in the arguments. 
 ;
 ; Arguments:
@@ -294,7 +297,6 @@
 		     0))))
     
 
-
 ; run-prep-sql - Runs the existing prep.sql.
 ;
 (define (run-prep-sql)
diff --git a/src/sql/prep.sql b/src/sql/prep.sql
index bb85fe0..7c6178f 100644
--- a/src/sql/prep.sql
+++ b/src/sql/prep.sql
@@ -1,8 +1,8 @@
 UPDATE trf_pers SET Status = 'enabled' WHERE Status IS NULL;
 UPDATE trf_pers SET Context = 'center' WHERE Context IS NULL;
-UPDATE trf_pers SET Hr = 10 WHERE Hr IS NULL;
-UPDATE trf_pers SET Dayn = 12 WHERE Dayn IS NULL;
-UPDATE trf_pers SET Dayw = 'Tue' WHERE Dayw IS NULL;
+UPDATE trf_pers SET Hr = 11 WHERE Hr IS NULL;
+UPDATE trf_pers SET Dayn = 13 WHERE Dayn IS NULL;
+UPDATE trf_pers SET Dayw = 'Wed' WHERE Dayw IS NULL;
 UPDATE trf_pers SET Monthn = 11 WHERE Monthn IS NULL;
 UPDATE trf_pers SET Year = 2019 WHERE Year IS NULL;