Google Adwords is a small extension which add required code to your shop template to track conversations.
Simple installation with the embbeded installer (OpenCart 2.x) or manual as VQMod (OpenCart 1.5.x)

Features
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*   Dynamic or static data for submission
*   Sale figure with or without delivery cost
*   2 Types of code possible (sale and register)
*   Basic statistic inside extension, enhanced in the Google Adwords Account

PAYMENT CHARGE let you define your own, infinite payment fees for all enabled payment types.

Note: if you sell to customers inside the EC, payment cost shall not be charged! Use this module only if you sell ouside the European Community.

Features
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*    Net / gross mode
*    Defineable text (for each active language) - also with HTML
*    Display tax at frontend w. or w.o. tax
*    Customergroups
*    Multistore
*    Calculation optional after amount or percent
*    Calculate fee after subtotal (less, equal, more)

Note: you have to offer at least 1 payment method for free!

Replace standard single map with several selectable.
Inclusive German localized maps (loaded only when German is standard language).
In each map sales data per country / district is displayed.

Increase activities and orders in backend view (Dashboard) to 15 (standard 5)

Per default the OpenCart backend use the language the current user is logged in.
This extension ause the language the customer has used for the order.

This extension add the site title to the browser title.
Useful if you operate several OpenCart sites and want to see the name of the shop in the brower tab / title.

Display a box in dashboard view (admin) how many missing orders are exist.
Missing orders are orders when visitors did not finish successfully the checkout process.
The box will be not displayed if no 'missing orders' exist.