Smallinvoice

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​Smallinvoice​
​Installation Manual - Smallinvoice​
Integration
Configuration - Smallinvoice
Log in to your smallinvoice account via https://app.smallinvoice.com: 
1.
Click "Home"
2.
Click "Configuration"
3.
Click "Integration"
4.
Click on the Payrexx logo to configure the settings: 
1.
Click "Edit" 
2.
Enter your Payrexx account name such as https://yourname.payrexx.com​
3.
Insert the "API Secret" that you copied from the Payrexx backend (see next screenshot) 
4.
Click the link and choose the PSP's and payment methods 
5.
Enter the IDs of the PSPs and payment methods that you want to appear (you will find the PSP IDs here: https://developers.payrexx.com/docs/miscellaneous​
Configuration - Payrexx
1.
Click "Settings"
2.
Click "API"
3.
Enter the URL https://app.smallinvoice.com/payrexx.php​
4.
Choose "Normal (PHP-Post)" 
5.
Click "Save" and wait
6.
Double click on "API Secret" so it gets blue
7.
Copy the text by clicking the right mouse button and then clicking on "Copy" or by using CTRL+C
​


Usage
Create a new invoice: 

​
1.
Click on "PAYMENT" 
2.
Make sure that PAYREXX is set to "Generate and print" 
Now the Payrexx payment link appears on the invoice: 

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Integration

Configuration - Smallinvoice

Configuration - Payrexx

Usage