diff --git a/src/modules/coupons/services/frequency-engine.service.ts b/src/modules/coupons/services/frequency-engine.service.ts
index e0d3b35..aea304f 100644
--- a/src/modules/coupons/services/frequency-engine.service.ts
+++ b/src/modules/coupons/services/frequency-engine.service.ts
@@ -82,14 +82,14 @@ interface UpcomingMatchRow {
 
 const MIN_MATCHES = 3;
 
-const GOLCU_LEAGUES = new Set([
-  // Strategy generator'dan türetilen yüksek golcü ligler
-  // Lig isimleri veritabanındaki gibi
-]);
+// const GOLCU_LEAGUES = new Set([
+//   // Strategy generator'dan türetilen yüksek golcü ligler
+//   // Lig isimleri veritabanındaki gibi
+// ]);
 
-const DEFANSIF_LEAGUES = new Set([
-  // Düşük golcü ligler
-]);
+// const DEFANSIF_LEAGUES = new Set([
+//   // Düşük golcü ligler
+// ]);
 
 // ─────────────────────────────────────────────────────────────
 // Service
diff --git a/src/modules/coupons/services/smart-coupon.service.ts b/src/modules/coupons/services/smart-coupon.service.ts
index 321f146..3c82537 100755
--- a/src/modules/coupons/services/smart-coupon.service.ts
+++ b/src/modules/coupons/services/smart-coupon.service.ts
@@ -7,7 +7,6 @@ import {
 import {
   FrequencyEngineService,
   type MatchCandidate,
-  type FrequencySignal,
 } from "./frequency-engine.service";
 
 export type PredictionRiskLevel = "LOW" | "MEDIUM" | "HIGH" | "EXTREME";
diff --git a/src/modules/predictions/predictions.controller.ts b/src/modules/predictions/predictions.controller.ts
index 5c5a95d..324af1b 100755
--- a/src/modules/predictions/predictions.controller.ts
+++ b/src/modules/predictions/predictions.controller.ts
@@ -123,7 +123,7 @@ export class PredictionsController {
 
     const cached = await this.predictionsService.getCachedPrediction(matchId);
     if (cached) {
-      await this.analysisService.recordUsage(user.id, false);
+      // Do not record usage for cached predictions
       return cached;
     }
 
diff --git a/src/modules/predictions/predictions.service.ts b/src/modules/predictions/predictions.service.ts
index 294953e..a0f3c93 100755
--- a/src/modules/predictions/predictions.service.ts
+++ b/src/modules/predictions/predictions.service.ts
@@ -1295,8 +1295,8 @@ export class PredictionsService implements OnModuleInit, OnModuleDestroy {
   ): Promise<MatchPredictionDto | null> {
     const memCached = this.predictionMemCache.get(matchId);
     if (memCached) {
-      if (Date.now() - memCached.timestamp < 10 * 60 * 1000) {
-        // 10 mins TTL
+      if (Date.now() - memCached.timestamp < 5 * 60 * 1000) {
+        // 5 mins TTL
         return memCached.payload;
       } else {
         this.predictionMemCache.delete(matchId);
@@ -1312,7 +1312,7 @@ export class PredictionsService implements OnModuleInit, OnModuleDestroy {
     }
 
     const cacheAge = Date.now() - prediction.updatedAt.getTime();
-    if (cacheAge > 6 * 60 * 60 * 1000) {
+    if (cacheAge > 1 * 60 * 60 * 1000) {
       return null;
     }
 
diff --git a/src/modules/social-poster/image-renderer.service.ts b/src/modules/social-poster/image-renderer.service.ts
index 847ddb8..afe4542 100644
--- a/src/modules/social-poster/image-renderer.service.ts
+++ b/src/modules/social-poster/image-renderer.service.ts
@@ -78,7 +78,7 @@ export class ImageRendererService implements OnModuleInit {
     this.drawMatchBlock(ctx, data, theme, homeImg, awayImg);
     this.drawScoreBlock(ctx, data, theme);
     this.drawPicks(ctx, data.topPicks, theme);
-    this.drawFooter(ctx, data, theme);
+    this.drawFooter(ctx, data);
 
     const buffer = canvas.toBuffer("image/jpeg", { quality: 0.94 });
     fs.writeFileSync(outPath, buffer);
@@ -460,7 +460,7 @@ export class ImageRendererService implements OnModuleInit {
     });
   }
 
-  private drawFooter(ctx: any, data: PredictionCardDto, theme: Theme) {
+  private drawFooter(ctx: any, data: PredictionCardDto) {
     const riskText = `Risk: ${this.translateRisk(data.riskLevel)}`;
     ctx.font = "900 34px Arial";
     const riskW = Math.ceil(ctx.measureText(riskText).width + 72);
diff --git a/src/modules/subscriptions/dto/subscription.dto.ts b/src/modules/subscriptions/dto/subscription.dto.ts
index b5de84f..cad5f56 100644
--- a/src/modules/subscriptions/dto/subscription.dto.ts
+++ b/src/modules/subscriptions/dto/subscription.dto.ts
@@ -1,12 +1,6 @@
-import {
-  IsString,
-  IsOptional,
-  IsEnum,
-  IsDateString,
-  IsInt,
-} from "class-validator";
+import { IsString, IsOptional, IsEnum } from "class-validator";
 import { ApiProperty, ApiPropertyOptional } from "@nestjs/swagger";
-import { Exclude, Expose, Type } from "class-transformer";
+import { Exclude, Expose } from "class-transformer";
 
 export enum PlanType {
   FREE = "free",
diff --git a/src/modules/subscriptions/paddle.service.ts b/src/modules/subscriptions/paddle.service.ts
index 1023be1..6d2e4bb 100644
--- a/src/modules/subscriptions/paddle.service.ts
+++ b/src/modules/subscriptions/paddle.service.ts
@@ -9,15 +9,6 @@ export interface PaddleWebhookEvent {
   notification_id: string;
   data: Record<string, unknown>;
 }
-
-interface PaddleTransactionResponse {
-  data: {
-    id: string;
-    customer_id: string;
-    status: string;
-  };
-}
-
 @Injectable()
 export class PaddleService {
   private readonly logger = new Logger(PaddleService.name);
diff --git a/src/modules/subscriptions/subscriptions.service.ts b/src/modules/subscriptions/subscriptions.service.ts
index 9cca304..56cd280 100644
--- a/src/modules/subscriptions/subscriptions.service.ts
+++ b/src/modules/subscriptions/subscriptions.service.ts
@@ -108,10 +108,10 @@ export class SubscriptionsService {
         await this.handleSubscriptionResumed(data);
         break;
       case "transaction.completed":
-        this.logger.log(`Transaction completed: ${data.id}`);
+        this.logger.log(`Transaction completed: ${String(data.id)}`);
         break;
       case "transaction.payment_failed":
-        this.logger.warn(`Payment failed for transaction: ${data.id}`);
+        this.logger.warn(`Payment failed for transaction: ${String(data.id)}`);
         break;
       default:
         this.logger.debug(`Unhandled Paddle event: ${eventType}`);
diff --git a/src/tasks/data-fetcher.task.ts b/src/tasks/data-fetcher.task.ts
index 1064bd9..19eadff 100755
--- a/src/tasks/data-fetcher.task.ts
+++ b/src/tasks/data-fetcher.task.ts
@@ -466,8 +466,8 @@ export class DataFetcherTask {
   ): { outcome: string; unitProfit: number } | null {
     const summary = this.asRecord(row.payloadSummary);
     const mainPick = this.asRecord(summary.main_pick);
-    const market = String(mainPick.market || "");
-    const pick = String(mainPick.pick || "");
+    const market = typeof mainPick.market === "string" ? mainPick.market : "";
+    const pick = typeof mainPick.pick === "string" ? mainPick.pick : "";
     const playable = mainPick.playable === true;
     const odds = Number(mainPick.odds || 0);