GITBOOK-134: fix: minor formatting and wording tweaks

Author: MantisClone

request-network-api/crosschain-payments.md

@@ -70,7 +70,7 @@ The API automatically ranks available payment routes based on the following fact
 * Transaction fees
 * Processing speed
 
-Routes that offer the best combination of lower fees and faster processing times are ranked higher in the results.
+Routes that offer a _balanced_ combination of lower fees and faster processing times are ranked higher in the results.
 
 #### Samechain routes
 
@@ -176,4 +176,4 @@ Finally, the signed payment intent (and possibly the signed approval permit) are
 
 ## Custom fee configuration
 
-It will be possible in the future to add additional custom fee to the payment, this is currently under development.
+It will be possible in the future to add a custom fee to the payment, this is currently under development.

request-network-api/easyinvoice-api-demo-app.md

@@ -50,7 +50,7 @@ Discover how your app can have its own EasyInvoice features - [book a call](http
 ### Invoice Crosschain Payment
 
 {% hint style="warning" %}
-**Warning:** Crosschain payments are currently only available in our staging environment at https://easyinvoice.stage.request.network and are not ready for production use. Use with caution.
+**Warning:** Crosschain payments are currently only available in our staging environment at [https://easyinvoice.stage.request.network](https://easyinvoice.stage.request.network) and are not ready for production use. Use with caution.
 {% endhint %}
 
 <figure><img src="../.gitbook/assets/Screenshot 2025-04-01 at 4.07.30 PM.png" alt=""><figcaption></figcaption></figure>