Here's our story, and why Sony may want to rethink how it handles mandatory installations.

Finally, a nose gear reinforcement part was made available for mandatory installation by April 2008.

The safety administration noted specifically that it was not proposing mandatory installation of recorders.

But changes in sprinkler technology have adapted the devices to residential settings, proponents of mandatory installation say.

Since it did not do this and made it a mandatory installation when you installed .

In the 1970's, the Federal Government kept setting deadlines for the mandatory installation of airbags, only to postpone them under pressure from auto makers.

Updates are mandatory installations that must be completed in order to play the game.

China delays indefinitely the mandatory installation of content-filtering software on all new computers sold in the country.

After rolling it out last year, the company began making its installation mandatory in order to download updates to Windows.