diff --git a/src/modules/foods/dto/create-food.dto.ts b/src/modules/foods/dto/create-food.dto.ts
index 603346f..76f3489 100644
--- a/src/modules/foods/dto/create-food.dto.ts
+++ b/src/modules/foods/dto/create-food.dto.ts
@@ -5,28 +5,33 @@ import { Type } from 'class-transformer';
 export class CreateFoodDto {
   @IsNotEmpty()
   @IsString()
-  @ApiProperty({ example: '123e4567-e89b-12d3-a456-426614174000' })
+  @ApiProperty()
   categoryId: string;
+
   @IsOptional()
   @IsBoolean()
   @ApiPropertyOptional({ example: false })
   @Type(() => Boolean)
   breakfast?: boolean;
+
   @IsOptional()
   @IsBoolean()
   @ApiPropertyOptional({ example: false })
   @Type(() => Boolean)
   tue?: boolean;
+
   @IsOptional()
   @IsBoolean()
   @ApiPropertyOptional({ example: false })
   @Type(() => Boolean)
   wed?: boolean;
+
   @IsOptional()
   @IsBoolean()
   @ApiPropertyOptional({ example: false })
   @Type(() => Boolean)
   thu?: boolean;
+
   @IsOptional()
   @IsBoolean()
   @ApiPropertyOptional({ example: false })
@@ -140,8 +145,8 @@ export class CreateFoodDto {
   discount?: number;
 
   @IsOptional()
-  @IsArray()
-  @IsString({ each: true })
-  @ApiPropertyOptional({ type: [String] })
-  categoryIds?: string[];
+  @IsBoolean()
+  @ApiPropertyOptional({ example: false })
+  @Type(() => Boolean)
+  isSpecialOffer?: boolean;
 }
diff --git a/src/modules/foods/entities/food.entity.ts b/src/modules/foods/entities/food.entity.ts
index 24cd9f6..d3e95e9 100644
--- a/src/modules/foods/entities/food.entity.ts
+++ b/src/modules/foods/entities/food.entity.ts
@@ -73,4 +73,7 @@ export class Food extends BaseEntity {
 
   @Property({ type: 'float', default: 0 })
   discount: number = 0;
+
+  @Property({ type: 'boolean', default: false })
+  isSpecialOffer: boolean = false;
 }
diff --git a/src/modules/foods/providers/food.service.ts b/src/modules/foods/providers/food.service.ts
index e17997a..6e4741f 100644
--- a/src/modules/foods/providers/food.service.ts
+++ b/src/modules/foods/providers/food.service.ts
@@ -46,6 +46,7 @@ export class FoodService {
       inPlaceServe: rest.inPlaceServe ?? false,
       pickupServe: rest.pickupServe ?? false,
       discount: rest.discount ?? 0,
+      isSpecialOffer: rest.isSpecialOffer ?? false,
       // map single-title/content DTO to localized fields
       title: rest.title,
       content: rest.content,
@@ -103,6 +104,10 @@ export class FoodService {
       this.em.assign(food, { category: category });
     }
 
+    // assign other fields from DTO
+    const { categoryId, ...rest } = dto;
+    this.em.assign(food, rest);
+
     await this.em.persistAndFlush(food);
     return food;
   }
diff --git a/src/modules/restaurants/dto/create-restaurant.dto.ts b/src/modules/restaurants/dto/create-restaurant.dto.ts
index 7f6692e..9102718 100644
--- a/src/modules/restaurants/dto/create-restaurant.dto.ts
+++ b/src/modules/restaurants/dto/create-restaurant.dto.ts
@@ -40,7 +40,18 @@ export class CreateRestaurantDto {
   longitude?: number;
 
   @ApiPropertyOptional({
-    example: { type: 'Polygon', coordinates: [[[51.389, 35.6892], [51.390, 35.6892], [51.390, 35.6902], [51.389, 35.6902], [51.389, 35.6892]]] },
+    example: {
+      type: 'Polygon',
+      coordinates: [
+        [
+          [51.389, 35.6892],
+          [51.39, 35.6892],
+          [51.39, 35.6902],
+          [51.389, 35.6902],
+          [51.389, 35.6892],
+        ],
+      ],
+    },
     description: 'محدوده سرویس‌دهی به صورت GeoJSON Polygon',
   })
   @IsOptional()
diff --git a/src/seeders/foods.seeder.ts b/src/seeders/foods.seeder.ts
index 95cec87..adb4981 100644
--- a/src/seeders/foods.seeder.ts
+++ b/src/seeders/foods.seeder.ts
@@ -42,6 +42,7 @@ export class FoodsSeeder {
           inPlaceServe: false,
           pickupServe: false,
           images: foodData.images,
+          isSpecialOffer: false,
         });
 
         em.persist(food);