Two Words, Change One

[naughty_but_nice_4ever]

We start with two words that go together, keep one and change one to make another two words that go together.

Let's start with:~

Pub Games

[m25jet]

Solar Eclipse

[malacandran]

Solar System

[pickles-60]

System Upgrade

[malacandran]

Windows Upgrade

[pickles-60]

Cleaning Windows

[m25jet]

Microsoft Windows

[pickles-60]

Microsoft Account

[malacandran]

Expense Account

[pickles-60]

Global Expense

[malacandran]

Global Village

[pickles-60]

Village Shop

[malacandran]

Local Shop  (for local people):mansurprised:

[pickles-60]

Local Directory 

[malacandran]

Telephone Directory

[pickles-60]

Telephone Ringing 

[malacandran]

Ringing Bell

[electric*mayhem*band]

Bell Pull.

[m25jet]

Bell Tower

[pickles-60]

Tower Bridge

[malacandran]

Bridge Contract