diff --git a/README.md b/README.md
index 772b7e2..40153b0 100644
--- a/README.md
+++ b/README.md
@@ -54,7 +54,6 @@
   - [Aliases](#aliases)
   - [Predefs](#predefs)
   - [Functions](#functions)
-  - [Relations](#relations)
   - [Classes](#classes)
     - [Chunk](#chunk)
     - [Builder](#builder)
@@ -1144,15 +1143,6 @@ batch_destroy :: query... -> ()
 each :: entity -> {each_state? -> fragment?, component?}, each_state?
 execute :: query -> {execute_state? -> chunk?, entity[]?, integer?}, execute_state?
 
-process :: system... -> ()
-
-debug_mode :: boolean -> ()
-collect_garbage :: ()
-```
-
-### Relations
-
-```
 primary :: entity, fragment, integer? -> fragment?, component?
 secondary :: entity, fragment, integer? -> fragment?, component?
 
@@ -1161,6 +1151,11 @@ secondaries :: entity, fragment -> {secondaries_state? -> fragment?, component?}
 
 primary_count :: entity, fragment -> integer
 secondary_count :: entity, fragment -> integer
+
+process :: system... -> ()
+
+debug_mode :: boolean -> ()
+collect_garbage :: ()
 ```
 
 ### Classes
diff --git a/ROADMAP.md b/ROADMAP.md
index 2f46561..ee6513b 100644
--- a/ROADMAP.md
+++ b/ROADMAP.md
@@ -13,3 +13,4 @@
 - add INDEX fragment trait
 - use compact prefix-tree for chunks
 - optional ffi component storages
+- add EXCLUSIVE fragment trait
diff --git a/develop/testing/pairs_tests.lua b/develop/testing/pairs_tests.lua
index 75d2f47..81db443 100644
--- a/develop/testing/pairs_tests.lua
+++ b/develop/testing/pairs_tests.lua
@@ -1443,6 +1443,4 @@ do
 end
 
 -- TODO:
--- Add errors on modifying pairs
--- add exclusive trait
 -- add is_pair/is_wildcard