diff --git a/.obsidian/plugins/recent-files-obsidian/data.json b/.obsidian/plugins/recent-files-obsidian/data.json
index 69d42e1..86b9952 100644
--- a/.obsidian/plugins/recent-files-obsidian/data.json
+++ b/.obsidian/plugins/recent-files-obsidian/data.json
@@ -1,5 +1,25 @@
 {
   "recentFiles": [
+    {
+      "basename": "feeders",
+      "path": "feeders.md"
+    },
+    {
+      "basename": "full-takeoff",
+      "path": "full-takeoff.md"
+    },
+    {
+      "basename": "fixture-designations",
+      "path": "fixture-designations.md"
+    },
+    {
+      "basename": "fixtures",
+      "path": "fixtures.md"
+    },
+    {
+      "basename": "units",
+      "path": "units.md"
+    },
     {
       "basename": "README",
       "path": "README.md"
@@ -8,22 +28,10 @@
       "basename": "feeder-sizing",
       "path": "feeder-sizing.md"
     },
-    {
-      "basename": "units",
-      "path": "units.md"
-    },
-    {
-      "basename": "full-takeoff",
-      "path": "full-takeoff.md"
-    },
     {
       "basename": "subfeeds",
       "path": "subfeeds.md"
     },
-    {
-      "basename": "feeders",
-      "path": "feeders.md"
-    },
     {
       "basename": "pathfinding",
       "path": "pathfinding.md"
@@ -191,10 +199,6 @@
     {
       "basename": "uncertainty",
       "path": "uncertainty.md"
-    },
-    {
-      "basename": "sleeving",
-      "path": "sleeving.md"
     }
   ],
   "omittedPaths": [],
diff --git a/fixture-designations.md b/fixture-designations.md
index f845a96..67abdb0 100644
--- a/fixture-designations.md
+++ b/fixture-designations.md
@@ -72,17 +72,17 @@ Use empty designations to separate phases.
 
 ## Fixtures
 
-Use ENT Assembly unless spec requires otherwise.
+Use ENT assemblies unless forbidden by spec.
 
-`PVC/ENT ASSEMBLIES`/`GARAGE FIXTURE  ENT W/#10 - STEEL OCT RING`
-`PVC/ENT ASSEMBLIES`/`GARAGE FIXTURE W/T ROD  ENT W/#10 - STEEL OCT RING`
+`FIXTURE ACCESSORIES`/`PVC/ENT ASSEMBLIES`/`GARAGE FIXTURE  ENT W/#10 - STEEL OCT RING`
+`FIXTURE ACCESSORIES`/`PVC/ENT ASSEMBLIES`/`GARAGE FIXTURE W/T ROD  ENT W/#10 - STEEL OCT RING`
 
-If PVC, use following assemblies:
+If PVC is required, use following assemblies:
 
-| Case    | Assembly Path                                                              |
-| ------- | -------------------------------------------------------------------------- |
-| Ceiling | `PVC/ENT ASSEMBLIES`/`... - SLAB BOX / 45 DEG STUBBY`                      |
-| Wall    | `PVC/ENT ASSEMBLIES`/`... - STL BOX & TILE RING / 45 DEG STUBBY/ ENT DROP` |
+| Case    | Assembly Path                                                                                    |
+| ------- | ------------------------------------------------------------------------------------------------ |
+| Ceiling | `FIXTURE ACCESSORIES`/`PVC/ENT ASSEMBLIES`/`... - SLAB BOX / 45 DEG STUBBY`                      |
+| Wall    | `FIXTURE ACCESSORIES`/`PVC/ENT ASSEMBLIES`/`... - STL BOX & TILE RING / 45 DEG STUBBY/ ENT DROP` |
 
 ## Homeruns
 
diff --git a/units.md b/units.md
index f5172a6..50cfc72 100644
--- a/units.md
+++ b/units.md
@@ -79,11 +79,23 @@ tags:
 | <= 100A | `DIST PANELS & UNIT LOAD CENTERS`/`UNIT LOAD CENTERS - ...`/`... UNIT LOAD CENTER` |
 |  > 100A | `DIST PANELS & UNIT LOAD CENTERS`/`UNIT LOAD CENTERS - ...`/`... BREAKER PNL`      |
 
+Include terminations per [[switchgear]].
+
 #### Shade Control
 
-#### "High-Lows"
+#### Dedicated Circuit Receptacles
 
-`COMMON ASSEMBLIES`/`TELECOM SYSTEMS`/`UNIT DATA  - TELECOM`/`HIGH-LOW - TV SCOOP 1 1/2" ENT - NO CABLE`
+For N5-15R/N5-20R receptacles serving fixed equipment such as:
+
+* refrigerators
+* gas ranges
+* microwaves
+* clothes washers
+* hood fans
+
+use single receptacle assemblies, even where shown as duplex.
+
+`COMMON ASSEMBLIES`/`UNITS - MC CABLE ASSEMBLIES`/`KITCHEN & BATH  ASSEMBLIES - METAL STUD`/`SGL REC ...`
 
 #### Air Sealing
 
@@ -97,16 +109,44 @@ tags:
 
 #### Islands
 
-`COMMON ASSEMBLIES`/`UNITS - MC CABLE ASSEMBLIES`/`1x 15A 125V TR DUP DECORA (METAL STUD) - 20' 3/4" PVC, ENT, 3#12 THHN`
+Use 1 "SLAB / DECK" receptacle for every 2 circuits in the island.
+
+`COMMON ASSEMBLIES`/`UNITS - MC CABLE ASSEMBLIES`/`... RECEPTACLE TAMPER RESISTANT ...`/`... (METAL STUD) - 20' 3/4" PVC, ENT, 3#12 THHN`
+
+Use standard MC assemblies for remaining devices.
 
 #### Bidet Toilets, Whirlpool Baths, etc.
 
 `COMMON ASSEMBLIES`/`MECHANICAL CONNECTIONS (UP TO 100A)`/`PVC - LT NM FLEX (CARFLEX)`/`20A 1PH MECH CONN (100') 3/4" PVC 3#12 - CARFLEX`
 
+#### "High-Lows"
+
+`COMMON ASSEMBLIES`/`TELECOM SYSTEMS`/`UNIT DATA  - TELECOM`/`HIGH-LOW - TV SCOOP 1 1/2" ENT - NO CABLE`
+
+Eaton 35M2W
+
 #### Telecom Homeruns
 
 Included in MSDE.
 
+#### Fire Alarm Devices
+
+##### Residential
+
+###### Smoke Detectors & CO Detectors
+
+For smoke detectors and CO detectors where 120V (most common):
+
+`COMMON ASSEMBLIES`/`UNITS - MC CABLE ASSEMBLIES`/`GENERAL  ASSEMBLIES - METAL STUD`/`UNIT SMOKE DETECTOR W/ CO DETECTOR ...`
+
+For ADA units:
+
+`COMMON ASSEMBLIES`/`UNITS - MC CABLE ASSEMBLIES`/`GENERAL  ASSEMBLIES - METAL STUD`/`UNIT SMOKE DETECTOR / VISUAL SIGNAL ...`
+
+###### Additional Signaling Devices
+
+==use free air devices==
+
 ### 3. Extension (Review and Checking)
 
 1. Scroll through with Area selected and make sure there is takeoff for each unit type