diff --git a/docs/source_docs/references/hpc/Joule3.rst b/docs/source_docs/references/hpc/Joule3.rst
index 27f9c0f072c275b045f4399ca35bb3e980647a8a..7f9dad21d427a79cd030bb5297725758b7bdf1ae 100644
--- a/docs/source_docs/references/hpc/Joule3.rst
+++ b/docs/source_docs/references/hpc/Joule3.rst
@@ -142,9 +142,9 @@ cmake
          export CSG_DIR=$CSG_INSTALL_DIR
          export CMAKE_PREFIX_PATH=$CMAKE_PREFIX_PATH:$CSG_DIR
 
-         export Boost_INCLUDE_DIR="-I/nfs/apps/Libraries/Boost/1.83.0/gnu/13.2.0/openmpi/4.1.5/include/"
+         export BOOST_ROOT="/nfs/apps/Libraries/Boost/1.83.0/gnu/13.2.0/openmpi/4.1.5/"
 
-         mkdir build; cd build
+         mkdir -p build; cd build
 
          cmake -DCMAKE_C_COMPILER=gcc \
                -DCMAKE_CXX_COMPILER=g++ \
@@ -179,12 +179,10 @@ cmake
          export CSG_DIR=$CSG_INSTALL_DIR
          export CMAKE_PREFIX_PATH=$CMAKE_PREFIX_PATH:$CSG_DIR
 
-         module load boost/1.77.0_gnu9.3
          export BOOST_ROOT="/nfs/apps/Libraries/Boost/1.83.0/gnu/13.2.0/openmpi/4.1.5"
 
          cmake -DCMAKE_C_COMPILER=gcc \
                -DCMAKE_CXX_COMPILER=g++ \
-               -DBoost_INCLUDE_DIR="$BOOST_ROOT/include" \
                -DMFIX_MPI=yes \
                -DMFIX_OMP=no \
                -DMFIX_CSG=yes \
@@ -414,7 +412,7 @@ prior to following any of the full build instructions above.
 
             module load boost/1.77.0_gnu9.3
 
-            export Boost_INCLUDE_DIR="-I/nfs/apps/Libraries/Boost/1.83.0/gnu/13.2.0/openmpi/4.1.5/include"
+            export Boost_INCLUDE_DIR="/nfs/apps/Libraries/Boost/1.83.0/gnu/13.2.0/openmpi/4.1.5/include"
             export CSG_DIR=$CSG_INSTALL_DIR
             export CMAKE_PREFIX_PATH=$CMAKE_PREFIX_PATH:$CSG_DIR
 
diff --git a/docs/source_docs/user_guide/inputs/boundary_conditions.rst b/docs/source_docs/user_guide/inputs/boundary_conditions.rst
index 34890eb9cfb39bc06d14b15ffae3130bddc2c009..77d5e13433e7bfdcb386d4286f03baf2bcc827ac 100644
--- a/docs/source_docs/user_guide/inputs/boundary_conditions.rst
+++ b/docs/source_docs/user_guide/inputs/boundary_conditions.rst
@@ -19,6 +19,11 @@ The following inputs are defined using the prefix ``bc``:
 +---------------------+--------------------------------------------------------------------------+-------------+-----------+
 | delp_dir            | Direction for specified pressure drop. Note that this direction          |  Int        | 0         |
 |                     | should also be periodic.                                                 |             |           |
+|                     |                                                                          |             |           |
+|                     | Options:                                                                 |             |           |
+|                     |  * ``0``: X                                                              |             |           |
+|                     |  * ``1``: Y                                                              |             |           |
+|                     |  * ``2``: Z                                                              |             |           |
 +---------------------+--------------------------------------------------------------------------+-------------+-----------+
 | delp                | Pressure drop (Pa)                                                       |  Real       | 0         |
 +---------------------+--------------------------------------------------------------------------+-------------+-----------+
diff --git a/docs/source_docs/user_guide/inputs/regions.rst b/docs/source_docs/user_guide/inputs/regions.rst
index 73f981fb35deac905fc5ce453073f73397cc8779..4fbb0aada54c7de0fc26f343005cea261f210dcc 100644
--- a/docs/source_docs/user_guide/inputs/regions.rst
+++ b/docs/source_docs/user_guide/inputs/regions.rst
@@ -30,9 +30,9 @@ For each box region, the inputs are defined using the compound prefix ``regions.
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
 |                          | Description                                                           |   Type      | Default   |
 +==========================+=======================================================================+=============+===========+
-| lo                       | Low corner of physical region (physical, not index space)             |   Reals<3>  | 0 0 0     |
+| lo                       | Low corner of physical region (physical, not index space)             |   Reals<3>  |           |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
-| hi                       | High corner of physical region (physical, not index space)            |   Reals<3>  | 0 0 0     |
+| hi                       | High corner of physical region (physical, not index space)            |   Reals<3>  |           |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
 
 Below is an example for specifying two regions.
@@ -61,9 +61,9 @@ For each region, the inputs are defined using the compound prefix ``regions.[reg
 +==========================+=======================================================================+=============+===========+
 | radius                   | cylinder radius                                                       |   Real      | None      |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
-| start                    | Coordinates of the cylinder's bottom cap                              |   Reals<3>  | 0 0 0     |
+| start                    | Coordinates of the cylinder's bottom cap                              |   Reals<3>  |           |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
-| end                      | Coordinates of the cylinder's top cap                                 |   Reals<3>  | 0 0 0     |
+| end                      | Coordinates of the cylinder's top cap                                 |   Reals<3>  |           |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
 
 
@@ -77,7 +77,7 @@ For each region, the inputs are defined using the compound prefix ``regions.[reg
 +==========================+=======================================================================+=============+===========+
 | radius                   | Cylinder radius                                                       |   Real      | None      |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
-| center                   | Coordinates of the sphere's center                                    |   Reals<3>  | 0 0 0     |
+| center                   | Coordinates of the sphere's center                                    |   Reals<3>  |           |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
 
 
@@ -89,9 +89,9 @@ For each region, the inputs are defined using the compound prefix ``regions.[reg
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
 |                          | Description                                                           |   Type      | Default   |
 +==========================+=======================================================================+=============+===========+
-| lo                       | Low corner of physical region (physical, not index space)             |   Reals<3>  | 0 0 0     |
+| lo                       | Low corner of physical region (physical, not index space)             |   Reals<3>  |           |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
-| hi                       | High corner of physical region (physical, not index space)            |   Reals<3>  | 0 0 0     |
+| hi                       | High corner of physical region (physical, not index space)            |   Reals<3>  |           |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
 
 
@@ -104,11 +104,11 @@ For each region, the inputs are defined using the compound prefix ``regions.[reg
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
 |                          | Description                                                           |   Type      | Default   |
 +==========================+=======================================================================+=============+===========+
-| radius                   | Disk radius                                                           |   Real      | None      |
+| radius                   | Disk radius                                                           |   Real      |           |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
-| center                   | Coordinates of the disk's center                                      |   Reals<3>  | 0 0 0     |
+| center                   | Coordinates of the disk's center                                      |   Reals<3>  |           |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
-| normal                   | Surface normal                                                        |   Reals<3>  | 0 0 0     |
+| normal                   | Surface normal                                                        |   Reals<3>  |           |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
 
 
@@ -120,5 +120,5 @@ For each region, the inputs are defined using the compound prefix ``regions.[reg
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+
 |                          | Description                                                           |   Type      | Default   |
 +==========================+=======================================================================+=============+===========+
-| center                   | Coordinate of point                                                   |   Reals<3>  | 0 0 0     |
+| center                   | Coordinate of point                                                   |   Reals<3>  |           |
 +--------------------------+-----------------------------------------------------------------------+-------------+-----------+