diff --git a/src/main/java/me/mrletsplay/shareclientcore/document/ArrayCharBag.java b/src/main/java/me/mrletsplay/shareclientcore/document/ArrayCharBag.java
index 34d1ef0..736de20 100644
--- a/src/main/java/me/mrletsplay/shareclientcore/document/ArrayCharBag.java
+++ b/src/main/java/me/mrletsplay/shareclientcore/document/ArrayCharBag.java
@@ -8,15 +8,29 @@ public class ArrayCharBag implements CharBag {
 	private List<Char> chars = new ArrayList<>();
 
 	@Override
-	public void add(Char character) {
+	public int add(Char character) {
 		int i = 0;
-		while(Util.comparePositions(chars.get(i).position(), character.position()) < 0) i++;
+		// TODO: use binary search
+		while(i < chars.size() && Util.comparePositions(chars.get(i).position(), character.position()) < 0) i++;
 		chars.add(i, character);
+		return i;
 	}
 
 	@Override
-	public void remove(Char character) {
+	public int remove(Char character) {
+		int i = 0;
+		// TODO: use binary search
+		while(i < chars.size() && Util.comparePositions(chars.get(i).position(), character.position()) < 0) i++;
+		if(i == chars.size() || Util.comparePositions(chars.get(i).position(), character.position()) != 0) return -1;
 		chars.remove(character);
+		return i;
+	}
+
+	@Override
+	public String toString() {
+		return chars.stream()
+				.map(c -> c.value())
+				.reduce(new StringBuilder(), (b, s) -> b.append(s), (a, b) -> a.append(b)).toString();
 	}
 
 }
diff --git a/src/main/java/me/mrletsplay/shareclientcore/document/Char.java b/src/main/java/me/mrletsplay/shareclientcore/document/Char.java
index 3486d86..d98e793 100644
--- a/src/main/java/me/mrletsplay/shareclientcore/document/Char.java
+++ b/src/main/java/me/mrletsplay/shareclientcore/document/Char.java
@@ -1,7 +1,3 @@
 package me.mrletsplay.shareclientcore.document;
 
-public record Char(Identifier[] position, int lamport, String value) {
-
-
-
-}
+public record Char(Identifier[] position, int lamport, String value) {}
diff --git a/src/main/java/me/mrletsplay/shareclientcore/document/CharBag.java b/src/main/java/me/mrletsplay/shareclientcore/document/CharBag.java
index 5c129ec..83deafe 100644
--- a/src/main/java/me/mrletsplay/shareclientcore/document/CharBag.java
+++ b/src/main/java/me/mrletsplay/shareclientcore/document/CharBag.java
@@ -6,7 +6,18 @@ public interface CharBag {
 //	public Character findBefore(PositionIdentifier position);
 //	public Character findAfter(PositionIdentifier position);
 
-	public void add(Char character);
-	public void remove(Char character);
+	/**
+	 * Adds a character to the bag and returns the index it was inserted at
+	 * @param character The character to add
+	 * @return The index it was inserted at
+	 */
+	public int add(Char character);
+
+	/**
+	 * Removes a character from the bag and returns the index it was located at, or -1 if it was not contained in the bag
+	 * @param character The character to remove
+	 * @return The index it was located at
+	 */
+	public int remove(Char character);
 
 }