diff --git a/src/models/RunnerCard.ts b/src/models/RunnerCard.ts
index 8b0e05b..0ba0428 100644
--- a/src/models/RunnerCard.ts
+++ b/src/models/RunnerCard.ts
@@ -1,6 +1,7 @@
 import { Entity, PrimaryGeneratedColumn, Column, ManyToOne, OneToMany } from "typeorm";
 import {
   IsBoolean,
+  IsEAN,
   IsInt,
   IsNotEmpty,
   IsOptional,
@@ -32,12 +33,12 @@ export class RunnerCard {
   /**
    * The card's code.
    * This has to be able to being converted to something barcode compatible.
-   * Probably gonna be autogenerated.
+   * could theoretically be autogenerated
    */
   @Column()
+  @IsEAN()
   @IsString()
   @IsNotEmpty()
-  //TODO: Generate this
   code: string;
 
   /**
diff --git a/src/models/Scan.ts b/src/models/Scan.ts
index 3fd64ed..5e8cbf9 100644
--- a/src/models/Scan.ts
+++ b/src/models/Scan.ts
@@ -35,11 +35,19 @@ export abstract class Scan {
   @IsPositive()
   abstract distance: number;
 
-    /**
-   * Is the scan valid (for fraud reasons).
-   * Default: true
-   */
+  /**
+ * Is the scan valid (for fraud reasons).
+ * Default: true
+ */
   @Column()
   @IsBoolean()
   valid: boolean = true;
+
+  /**
+   * seconds since last scan
+   */
+  @IsInt()
+  @IsOptional()
+  secondsSinceLastScan: number;
+
 }
diff --git a/src/models/User.ts b/src/models/User.ts
index 4ba57f8..94d770e 100644
--- a/src/models/User.ts
+++ b/src/models/User.ts
@@ -1,5 +1,5 @@
 import { Entity, Column, OneToMany, ManyToOne, PrimaryGeneratedColumn, Generated, Unique, JoinTable, ManyToMany } from "typeorm";
-import { IsBoolean, IsEmail, IsInt, IsNotEmpty, IsOptional, IsString, isUUID, } from "class-validator";
+import { IsBoolean, IsEmail, IsInt, IsNotEmpty, IsOptional, IsPhoneNumber, IsString, isUUID, } from "class-validator";
 import { UserGroup } from './UserGroup';
 import { Permission } from './Permission';
 import { UserAction } from './UserAction';
@@ -31,6 +31,13 @@ export class User {
   @IsEmail()
   email: string;
 
+  /**
+  * user phone
+  */
+  @IsPhoneNumber("ZZ")
+  @IsOptional()
+  phone: string;
+
   /**
   * username
   */