diff --git a/TECHDEBT.md b/TECHDEBT.md
index 4cecd3f..e59d688 100644
--- a/TECHDEBT.md
+++ b/TECHDEBT.md
@@ -1,7 +1,27 @@
 # TODO
+- [ ] Readability
+    - [x] comments
+    - [x] dead code
+    - [ ] magic strings/numbers
+    - [ ] scopes
 
 # RPP
-- [ ] ...
+- [ ] Complexity
+  - [ ] long method
+  - [ ] duplicated code
+- [ ] Reorder Responsibilities
+  - [ ] long class
+  - [ ] feature envy
+  - [ ] inappropriate intimacy
+  - [ ] data class
+  - [ ] message chain
+- [ ] Refine Abstractions
+  - [ ] long parameter list
+  - [ ] data clump
+  - [ ] primitive obsession
+  - [ ] middle man
+- [ ] Design Patterns
+- [ ] SOLID++
 
 # DONE
 - [x] Make ktlint pass checks
diff --git a/src/main/kotlin/org/example/Rover.kt b/src/main/kotlin/org/example/Rover.kt
index 281be94..e35791e 100644
--- a/src/main/kotlin/org/example/Rover.kt
+++ b/src/main/kotlin/org/example/Rover.kt
@@ -41,10 +41,6 @@ class Rover {
         }
     }
 
-    fun g(z: Char) {
-        go(z.toString())
-    }
-
     val xyd: String
         get() = "${rs.xx} ${rs.yy} ${rs.dd}"
 
@@ -52,8 +48,6 @@ class Rover {
         return xyd
     }
 
-    constructor() : this("")
-
     private var rs = RoverState()
 }