diff --git a/database/HardInquiry.ts b/database/HardInquiry.ts
new file mode 100644
index 0000000..015cbf6
--- /dev/null
+++ b/database/HardInquiry.ts
@@ -0,0 +1,11 @@
+import { prop, getModelForClass, Ref } from "@typegoose/typegoose"
+import Inquiry from "./Inquiry";
+
+/**
+ * HardInquiry is a class which extends Inquiry.
+ * Structure is performed this way to have two separate collections for Hard and Soft inquiries.
+ */
+export default class HardInquiry extends Inquiry {
+    @prop({ required: true })
+    public reason: string | undefined;
+}
diff --git a/database/Inquiry.ts b/database/Inquiry.ts
index 9f0e2df..48054ba 100644
--- a/database/Inquiry.ts
+++ b/database/Inquiry.ts
@@ -1,5 +1,5 @@
 import { prop, getModelForClass, Ref } from "@typegoose/typegoose"
-import Member, { MemberAdditionalAcknowledgement, MemberUsedLanguages, MemberUsedOperatingSystems } from "./Member";
+import Member from "./Member";
 import CommunityReport from "./CommunityReport"
 
 /**
@@ -11,15 +11,27 @@ import CommunityReport from "./CommunityReport"
 
 
 export default abstract class Inquiry {
+    @prop({ required: true, unique: true })
+    // the Inquiry Identifier (previously known as `iid`). this is an UUIDv4 string
+    public id: string | undefined;
+
     @prop({ required: true, index: true, ref: () => Member })
+    // the member on which this inquiry was performed on
     public member: Ref<Member> | undefined;
 
     @prop({ required: true })
+    // the date in which this inquiry was performed
     public date: Date | undefined;
 
     @prop({ required: true, ref: () => Member })
+    // the reference to the member who initiated this inquiry or a string value representing the name of a system that initiated the inquiry
     public initiatedBy: Ref<Member> | string | undefined;
 
     @prop({ required: true, ref: () => CommunityReport })
+    // the report that was generated or fetched from this inquiry as of current date
     public report: Ref<CommunityReport> | undefined;
+
+    @prop()
+    // a reason for the inquiry, if applicable. this value is required for HardInquiry
+    public reason: string | "N/A" | undefined;
 }
diff --git a/database/SoftInquiry.ts b/database/SoftInquiry.ts
new file mode 100644
index 0000000..a83d499
--- /dev/null
+++ b/database/SoftInquiry.ts
@@ -0,0 +1,7 @@
+import Inquiry from "./Inquiry";
+
+/**
+ * SoftInquiry is a class which extends Inquiry.
+ * Structure is performed this way to have two separate collections for Hard and Soft inquiries.
+ */
+export default class SoftInquiry extends Inquiry {}