diff --git a/src/controllers/RunnerController.ts b/src/controllers/RunnerController.ts
index 14658da..96853cc 100644
--- a/src/controllers/RunnerController.ts
+++ b/src/controllers/RunnerController.ts
@@ -55,7 +55,8 @@ export class RunnerController {
 			return error;
 		}
 
-		return new ResponseRunner(await this.runnerRepository.save(runner));
+		runner = await this.runnerRepository.save(runner)
+		return new ResponseRunner(await this.runnerRepository.findOne(runner, { relations: ['scans', 'group'] }));
 	}
 
 	@Put('/:id')
diff --git a/src/controllers/RunnerOrganisationController.ts b/src/controllers/RunnerOrganisationController.ts
index bed6eec..451a6e7 100644
--- a/src/controllers/RunnerOrganisationController.ts
+++ b/src/controllers/RunnerOrganisationController.ts
@@ -58,9 +58,8 @@ export class RunnerOrganisationController {
 		}
 
 		runnerOrganisation = await this.runnerOrganisationRepository.save(runnerOrganisation);
-		runnerOrganisation = await this.runnerOrganisationRepository.findOne(runnerOrganisation, { relations: ['address', 'contact', 'teams'] });
 
-		return new ResponseRunnerOrganisation(runnerOrganisation);
+		return new ResponseRunnerOrganisation(await this.runnerOrganisationRepository.findOne(runnerOrganisation, { relations: ['address', 'contact', 'teams'] }));
 	}
 
 	@Put('/:id')
diff --git a/src/models/entities/DistanceDonation.ts b/src/models/entities/DistanceDonation.ts
index 9051849..3103865 100644
--- a/src/models/entities/DistanceDonation.ts
+++ b/src/models/entities/DistanceDonation.ts
@@ -28,18 +28,10 @@ export class DistanceDonation extends Donation {
    * The donation's amount in cents (or whatever your currency's smallest unit is.).
    * The exact implementation may differ for each type of donation.
    */
-  @IsInt()
-  public get amount() {
-    return this.getAmount();
-  }
-
-  /**
-   * The function that calculates the amount based on the runner object's distance.
-   */
-  public async getAmount(): Promise<number> {
+  public get amount(): number {
     let calculatedAmount = -1;
     try {
-      calculatedAmount = this.amountPerDistance * await this.runner.distance();
+      calculatedAmount = this.amountPerDistance * this.runner.distance;
     } catch (error) {
       throw error;
     }
diff --git a/src/models/entities/Runner.ts b/src/models/entities/Runner.ts
index 5454f64..6f4033a 100644
--- a/src/models/entities/Runner.ts
+++ b/src/models/entities/Runner.ts
@@ -1,5 +1,5 @@
 import { IsInt, IsNotEmpty } from "class-validator";
-import { ChildEntity, getConnectionManager, ManyToOne, OneToMany } from "typeorm";
+import { ChildEntity, ManyToOne, OneToMany } from "typeorm";
 import { DistanceDonation } from "./DistanceDonation";
 import { Participant } from "./Participant";
 import { RunnerCard } from "./RunnerCard";
@@ -36,25 +36,18 @@ export class Runner extends Participant {
   @OneToMany(() => Scan, scan => scan.runner, { nullable: true })
   scans: Scan[];
 
-  /**
-   * Returns all scans associated with this runner.
-   */
-  public async getScans(): Promise<Scan[]> {
-    return await getConnectionManager().get().getRepository(Scan).find({ runner: this });
-  }
-
   /**
    * Returns all valid scans associated with this runner.
    */
-  public async getValidScans(): Promise<Scan[]> {
-    return (await this.getScans()).filter(scan => { scan.valid === true });
+  public get validScans(): Scan[] {
+    return this.scans.filter(scan => { scan.valid === true });
   }
 
   /**
    * Returns the total distance ran by this runner.
   */
   @IsInt()
-  public async distance(): Promise<number> {
-    return await (await this.getValidScans()).reduce((sum, current) => sum + current.distance, 0);
+  public get distance(): number {
+    return this.validScans.reduce((sum, current) => sum + current.distance, 0);
   }
 }
\ No newline at end of file
diff --git a/src/models/entities/RunnerTeam.ts b/src/models/entities/RunnerTeam.ts
index 21cdcb4..44a047a 100644
--- a/src/models/entities/RunnerTeam.ts
+++ b/src/models/entities/RunnerTeam.ts
@@ -15,7 +15,7 @@ export class RunnerTeam extends RunnerGroup {
    * Optional
    */
   @IsNotEmpty()
-  @ManyToOne(() => RunnerOrganisation, org => org.teams, { nullable: false })
+  @ManyToOne(() => RunnerOrganisation, org => org.teams, { nullable: true })
   parentGroup?: RunnerOrganisation;
 
   /**