Set up Online Payments (PayPal, Stripe or Mollie) | Accept Online Payments
Online Payment Modes
Learn how to set up online payment modes and allow your customers to pay their invoices online.
Garage Invoice can be set up with different Payment Gateways, but we recommend 2 of them for UK customers:
PayPal Smart Checkout – allow your customers to pay invoices using their PayPal Account, their credit card or PayPal credit (PayPal Business account is needed)
Stripe – allow your customers to pay invoices using credit and debit cards
PayPal set up guide
Stripe set up guide
PayPal Smart Checkout
- Visit PayPal’s official website www.paypal.com and Log in to your account.
If you don’t have PayPal account, just create one.
Click on ‘Developer‘ menu.

- Hover your cursor over your name and select ‘Dashboard‘ from sub-menu.

- From side menu select ‘My Apps & Credentials‘, select ‘Live‘ option and then click on ‘Create app‘ button.

- Enter your App name (e.g it can be your business name) and click ‘Create App‘ button.

- Click ‘Show‘ option to reveal your app’s secret key.
Client ID and Secret will be needed to set up connection in Garage Invoice app, so keep this window/tab open.

- Now open your Garage Invoice app.
Click on ‘SETUP‘ option located on the sidebar menu (left-hand side of the screen).

- Click on ‘SETTINGS‘ option located on the sidebar menu and select ‘Online Payment Gateways‘ option from sub-menu.

- Select ‘Paypal Smart Checkout‘ tab.

- Ensure that option Active is set to YES.
From PayPal site, copy Client ID and Secret values, and paste them to Garage Invoice settings accordingly.
Enter currency ISO code (e.g. GBP, USD, EUR) in Currencies field.
Ensure that ‘Enable Test Mode‘ option is set to No.
Set ‘Selected by default on invoice‘ option to Yes.
Click on ‘SAVE SETTINGS‘ button to add PayPal payment gateway to Garage Invoice system.

Stripe – Credit/Debit Cards
- Visit Stripe’s official website www.stripe.com and Log in to your account.
If you don’t have Stripe account, just create one.
Click ‘Developers‘ menu.

- Click ‘API keys‘ option.

- Click ‘Reveal live key token‘ button.
Publishable key and Secret key ill be needed to set up connection in Garage Invoice app, so keep this window/tab open.

- Now open your Garage Invoice app.
Click on ‘SETUP‘ option located on the sidebar menu (left-hand side of the screen).

- Click on ‘SETTINGS‘ option located on the sidebar menu and select ‘Online Payment Gateways‘ option from sub-menu.

- Select ‘Stripe Checkout‘ on the top of window.
Ensure that option Active is set to YES.
From Stripe app copy Publishable key and Secret key values, and paste them into correct fields.Enter currency ISO code (e.g. GBP, USD, EUR) in Currencies field.
Ensure that option ‘Allow primary contact to update stored credit card token‘ is set to Yes.
Click on ‘SAVE SETTINGS‘ button to add Stripe payment gateway to Garage Invoice system.













