diff --git a/src/TraitBuilder.ts b/src/TraitBuilder.ts
index a59b333..bcc45ee 100644
--- a/src/TraitBuilder.ts
+++ b/src/TraitBuilder.ts
@@ -51,6 +51,7 @@ export class TraitBuilder<
         private readonly traitApply:            (Super: AbstractClass<object>) => ImplClass,
     ) {}
 
+    // TODO: consider "implements" as a name?
     abstract<A extends Abstract>(
         _: (Super: AbstractClass<Abstract>) => AbstractClass<A, []>
     ) {
@@ -62,6 +63,7 @@ export class TraitBuilder<
         )
     }
 
+    // TODO: consider "staticImplements" as a name?
     staticAbstract<A extends StaticAbstract>(
         _: (Super: AbstractClass<StaticAbstract>) => AbstractClass<A, []>
     ) {
@@ -73,6 +75,7 @@ export class TraitBuilder<
         )
     }
 
+    // TODO: consider "impl" as a name?
     implement<
         ImplClassWithAbstract extends ImplSuper<typeof this>  // TODO: find a way to set the constraint to concrete classes while keeping the Super arg as an abstract class
     >(