diff --git a/frontend/src/app/components/accelerate-preview/accelerate-preview.component.scss b/frontend/src/app/components/accelerate-preview/accelerate-preview.component.scss
index e9ff233ae..cb4b5922e 100644
--- a/frontend/src/app/components/accelerate-preview/accelerate-preview.component.scss
+++ b/frontend/src/app/components/accelerate-preview/accelerate-preview.component.scss
@@ -150,6 +150,14 @@
       bottom: 56px;
     }
   }
+
+  @media (max-width: 400px) {
+    width: calc(100% + 1.5rem);
+    margin: 0 -0.75rem;
+    &.sticky-top, &.sticky-bottom {
+      width: calc(100vw - 30px);
+    }
+  }
 }
 
 .cashapp-placeholder {
diff --git a/frontend/src/app/components/accelerate-preview/accelerate-preview.component.ts b/frontend/src/app/components/accelerate-preview/accelerate-preview.component.ts
index 29358e611..19edf9b7e 100644
--- a/frontend/src/app/components/accelerate-preview/accelerate-preview.component.ts
+++ b/frontend/src/app/components/accelerate-preview/accelerate-preview.component.ts
@@ -59,6 +59,7 @@ export class AcceleratePreviewComponent implements OnInit, OnDestroy, OnChanges
   defaultBid = 0;
   maxCost = 0;
   userBid = 0;
+  accelerationUUID: string;
   selectFeeRateIndex = 1;
   isMobile: boolean = window.innerWidth <= 767.98;
   user: any = undefined;
@@ -102,6 +103,7 @@ export class AcceleratePreviewComponent implements OnInit, OnDestroy, OnChanges
   }
 
   ngOnInit() {
+    this.accelerationUUID = window.crypto.randomUUID();
     if (this.stateService.ref === 'https://cash.app/') {
       this.paymentType = 'cashapp';
     } else {
@@ -245,7 +247,8 @@ export class AcceleratePreviewComponent implements OnInit, OnDestroy, OnChanges
     }
     this.accelerationSubscription = this.servicesApiService.accelerate$(
       this.tx.txid,
-      this.userBid
+      this.userBid,
+      this.accelerationUUID
     ).subscribe({
       next: () => {
         this.audioService.playSound('ascend-chime-cartoon');
@@ -315,6 +318,10 @@ export class AcceleratePreviewComponent implements OnInit, OnDestroy, OnChanges
     
     this.conversionsSubscription = this.stateService.conversions$.subscribe(
       async (conversions) => {
+        if (this.cashAppPay) {
+          this.cashAppPay.destroy();
+        }
+
         const maxCostUsd = this.maxCost / 100_000_000 * conversions.USD;
         const paymentRequest = this.payments.paymentRequest({
           countryCode: 'US',
@@ -348,7 +355,8 @@ export class AcceleratePreviewComponent implements OnInit, OnDestroy, OnChanges
               that.userBid,
               tokenResult.token,
               tokenResult.details.cashAppPay.cashtag,
-              tokenResult.details.cashAppPay.referenceId
+              tokenResult.details.cashAppPay.referenceId,
+              that.accelerationUUID
             ).subscribe({
               next: () => {
                 that.audioService.playSound('ascend-chime-cartoon');
@@ -398,7 +406,7 @@ export class AcceleratePreviewComponent implements OnInit, OnDestroy, OnChanges
 
   @HostListener('window:scroll', ['$event']) // for window scroll events
   onScroll() {
-    if (this.estimate && this.user && !this.cashappCTA?.nativeElement) {
+    if (this.estimate && !this.cashappCTA?.nativeElement) {
       setTimeout(() => {
         this.onScroll();
       }, 200);
diff --git a/frontend/src/app/components/transaction/transaction.component.html b/frontend/src/app/components/transaction/transaction.component.html
index 7662f2eda..9eec29c93 100644
--- a/frontend/src/app/components/transaction/transaction.component.html
+++ b/frontend/src/app/components/transaction/transaction.component.html
@@ -458,13 +458,18 @@
 </ng-template>
 
 <ng-template #firstSeenRow>
-  @if (!isLoadingTx && transactionTime !== -1) {
+  @if (isLoadingTx) {
+    <ng-container *ngTemplateOutlet="skeletonDetailsRow"></ng-container>
+  } @else if (transactionTime === -1) {
+    <tr>
+      <td i18n="transaction.first-seen|Transaction first seen">First seen</td>
+      <td><span class="skeleton-loader"></span></td>
+    </tr>
+  } @else {
     <tr>
       <td i18n="transaction.first-seen|Transaction first seen">First seen</td>
       <td><i><app-time kind="since" [time]="transactionTime" [fastRender]="true"></app-time></i></td>
     </tr>
-  } @else {
-    <ng-container *ngTemplateOutlet="skeletonDetailsRow"></ng-container>
   }
 </ng-template>
 
@@ -615,7 +620,7 @@
         }
         <td>
           <div class="effective-fee-container">
-            @if (accelerationInfo && (accelerationInfo.acceleratedFeeRate >= tx.effectiveFeePerVsize)) {
+            @if (accelerationInfo?.acceleratedFeeRate && (!tx.effectiveFeePerVsize || accelerationInfo.acceleratedFeeRate >= tx.effectiveFeePerVsize)) {
               <app-fee-rate [fee]="accelerationInfo.acceleratedFeeRate"></app-fee-rate>
             } @else {
               <app-fee-rate [fee]="tx.effectiveFeePerVsize"></app-fee-rate>
diff --git a/frontend/src/app/components/transaction/transaction.component.ts b/frontend/src/app/components/transaction/transaction.component.ts
index e1f9204a6..dcb0fa2a0 100644
--- a/frontend/src/app/components/transaction/transaction.component.ts
+++ b/frontend/src/app/components/transaction/transaction.component.ts
@@ -676,7 +676,7 @@ export class TransactionComponent implements OnInit, AfterViewInit, OnDestroy {
         relatives.reduce((prev, val) => prev + val.fee, 0);
       this.tx.effectiveFeePerVsize = totalFees / (totalWeight / 4);
     } else {
-      this.tx.effectiveFeePerVsize = cpfpInfo.effectiveFeePerVsize;
+      this.tx.effectiveFeePerVsize = cpfpInfo.effectiveFeePerVsize || this.tx.effectiveFeePerVsize || this.tx.feePerVsize || (this.tx.fee / (this.tx.weight / 4));
     }
     if (cpfpInfo.acceleration) {
       this.tx.acceleration = cpfpInfo.acceleration;
diff --git a/frontend/src/app/services/services-api.service.ts b/frontend/src/app/services/services-api.service.ts
index 4a8314e4b..4cc05294f 100644
--- a/frontend/src/app/services/services-api.service.ts
+++ b/frontend/src/app/services/services-api.service.ts
@@ -128,12 +128,12 @@ export class ServicesApiServices {
     return this.httpClient.post<any>(`${SERVICES_API_PREFIX}/accelerator/estimate`, { txInput: txInput }, { observe: 'response' });
   }
 
-  accelerate$(txInput: string, userBid: number) {
-    return this.httpClient.post<any>(`${SERVICES_API_PREFIX}/accelerator/accelerate`, { txInput: txInput, userBid: userBid });
+  accelerate$(txInput: string, userBid: number, accelerationUUID: string) {
+    return this.httpClient.post<any>(`${SERVICES_API_PREFIX}/accelerator/accelerate`, { txInput: txInput, userBid: userBid, accelerationUUID: accelerationUUID });
   }
 
-  accelerateWithCashApp$(txInput: string, userBid: number, token: string, cashtag: string, referenceId: string) {
-    return this.httpClient.post<any>(`${SERVICES_API_PREFIX}/accelerator/accelerate/cashapp`, { txInput: txInput, userBid: userBid, token: token, cashtag: cashtag, referenceId: referenceId });
+  accelerateWithCashApp$(txInput: string, userBid: number, token: string, cashtag: string, referenceId: string, accelerationUUID: string) {
+    return this.httpClient.post<any>(`${SERVICES_API_PREFIX}/accelerator/accelerate/cashapp`, { txInput: txInput, userBid: userBid, token: token, cashtag: cashtag, referenceId: referenceId, accelerationUUID: accelerationUUID });
   }
 
   getAccelerations$(): Observable<Acceleration[]> {