diff --git a/main_shared_2A_calibration.m b/main_shared_2A_calibration.m
index 2572625..60d3545 100644
--- a/main_shared_2A_calibration.m
+++ b/main_shared_2A_calibration.m
@@ -23,6 +23,12 @@
 % ODEs are solved in 'N803_model_2A.m'.
 % Files within 'Analyzer' folder perform MSLS.
 
+% The user should adjust the 'numberWorkers' input below per the
+% specifications of their computer.
+
+% numberWorkers = number of parallel processes (enter [] or 0 for serial)
+numberWorkers = 0 ;
+
 %% ========================================================================
 %	INPUTS for 'calibrator.m'
 %  ========================================================================
@@ -89,9 +95,9 @@
 
 % numberGuesses = number of initial parameter guesses ---------------------
 numberGuesses = 20000 ;
-
-% numberWorkers = number of parallel processes (enter [] or 0 for serial)
-numberWorkers = 4 ;
+% NOTE: The number of initial guesses is intentionally high because a large
+% number will be rejected due to requiring negative constants to achieve
+% steady-states at both cohorts.
 
 %% ------------------------------------------------------------------------
 %   Optional inputs for results summary figures ('calibrator_plot.m')
diff --git a/main_shared_2B_calibration.m b/main_shared_2B_calibration.m
index 0fc517f..985f6f5 100644
--- a/main_shared_2B_calibration.m
+++ b/main_shared_2B_calibration.m
@@ -24,6 +24,12 @@
 % ODEs are solved in 'N803_model_2B.m'.
 % Files within 'Analyzer' folder perform MSLS.
 
+% The user should adjust the 'numberWorkers' input below per the
+% specifications of their computer.
+
+% numberWorkers = number of parallel processes (enter [] or 0 for serial)
+numberWorkers = 0 ;
+
 %% ========================================================================
 %	INPUTS for 'calibrator.m'
 %  ========================================================================
@@ -86,9 +92,9 @@
 
 % numberGuesses = number of initial parameter guesses ---------------------
 numberGuesses = 10000 ;
-
-% numberWorkers = number of parallel processes (enter [] or 0 for serial)
-numberWorkers = 4 ;
+% NOTE: The number of initial guesses is intentionally high because a large
+% number will be rejected due to requiring negative constants to achieve
+% steady-states at both cohorts.
 
 %% ------------------------------------------------------------------------
 %   Optional inputs for results summary figures ('calibrator_plot.m')
diff --git a/main_shared_2C_calibration.m b/main_shared_2C_calibration.m
index 6cf3f74..00ffdf5 100644
--- a/main_shared_2C_calibration.m
+++ b/main_shared_2C_calibration.m
@@ -25,6 +25,12 @@
 % ODEs are solved in 'N803_model_2C.m'.
 % Files within 'Analyzer' folder perform MSLS.
 
+% The user should adjust the 'numberWorkers' input below per the
+% specifications of their computer.
+
+% numberWorkers = number of parallel processes (enter [] or 0 for serial)
+numberWorkers = 0 ;
+
 %% ========================================================================
 %	INPUTS for 'calibrator.m'
 %  ========================================================================
@@ -89,9 +95,9 @@
 
 % numberGuesses = number of initial parameter guesses ---------------------
 numberGuesses = 15000 ;
-
-% numberWorkers = number of parallel processes (enter [] or 0 for serial)
-numberWorkers = 4 ;
+% NOTE: The number of initial guesses is intentionally high because a large
+% number will be rejected due to requiring negative constants to achieve
+% steady-states at both cohorts.
 
 %% ------------------------------------------------------------------------
 %   Optional inputs for results summary figures ('calibrator_plot.m')
diff --git a/main_shared_2D_calibration.m b/main_shared_2D_calibration.m
index 00921f5..1db55af 100644
--- a/main_shared_2D_calibration.m
+++ b/main_shared_2D_calibration.m
@@ -23,6 +23,12 @@
 % ODEs are solved in 'N803_model_2D.m'.
 % Files within 'Analyzer' folder perform MSLS.
 
+% The user should adjust the 'numberWorkers' input below per the
+% specifications of their computer.
+
+% numberWorkers = number of parallel processes (enter [] or 0 for serial)
+numberWorkers = 0 ;
+
 %% ========================================================================
 %	INPUTS for 'calibrator.m'
 %  ========================================================================
@@ -90,9 +96,9 @@
 
 % numberGuesses = number of initial parameter guesses ---------------------
 numberGuesses = 20000 ;
-
-% numberWorkers = number of parallel processes (enter [] or 0 for serial)
-numberWorkers = 4 ;
+% NOTE: The number of initial guesses is intentionally high because a large
+% number will be rejected due to requiring negative constants to achieve
+% steady-states at both cohorts.
 
 %% ------------------------------------------------------------------------
 %   Optional inputs for results summary figures ('calibrator_plot.m')
diff --git a/main_shared_2_calibration.m b/main_shared_2_calibration.m
index d649597..3c76277 100644
--- a/main_shared_2_calibration.m
+++ b/main_shared_2_calibration.m
@@ -20,6 +20,12 @@
 % ODEs are solved in 'N803_model_2.m'.
 % Files within 'Analyzer' folder perform MSLS and MCMC.
 
+% The user should adjust the 'numberWorkers' input below per the
+% specifications of their computer.
+
+% numberWorkers = number of parallel processes (enter [] or 0 for serial)
+numberWorkers = 0 ;
+
 %% ========================================================================
 %	INPUTS for 'calibrator.m'
 %  ========================================================================
@@ -86,9 +92,9 @@
 
 % numberGuesses = number of initial parameter guesses ---------------------
 numberGuesses = 20000 ;
-
-% numberWorkers = number of parallel processes (enter [] or 0 for serial)
-numberWorkers = 0 ;
+% NOTE: The number of initial guesses is intentionally high because a large
+% number will be rejected due to requiring negative constants to achieve
+% steady-states at both cohorts.
 
 %% ------------------------------------------------------------------------
 %   Optional inputs for results summary figures ('calibrator_plot.m')
diff --git a/main_single_2_calibration.m b/main_single_2_calibration.m
index 88be245..0f5aaae 100644
--- a/main_single_2_calibration.m
+++ b/main_single_2_calibration.m
@@ -20,6 +20,12 @@
 % ODEs are solved in 'N803_model_2.m'.
 % Files within 'Analyzer' folder perform MSLS.
 
+% The user should adjust the 'numberWorkers' input below per the
+% specifications of their computer.
+
+% numberWorkers = number of parallel processes (enter [] or 0 for serial)
+numberWorkers = 0 ;
+
 %% ========================================================================
 %	INPUTS for 'calibrator.m'
 %  ========================================================================
@@ -62,9 +68,9 @@
 
 % numberGuesses = number of initial parameter guesses ---------------------
 numberGuesses = 5000 ;
-
-% numberWorkers = number of parallel processes (enter [] or 0 for serial)
-numberWorkers = 4 ;
+% NOTE: The number of initial guesses is intentionally high because a large
+% number will be rejected due to requiring negative constants to achieve
+% steady-states at both cohorts.
 
 %% ------------------------------------------------------------------------
 %  Do for each cohort...