O

object-oriented programming
See [OOP]
oblique stroke
See [forward slash]
offline

One word. Offline specifically means not connected to a network, but is also used to refer to the non-web or “real” world.

offline promotion

Remember, a website has no real physical visibility. Without promotion, your potential readers—whether they be staff or customers—may be unaware of your website’s existence and what it can do for them.

While it would be wonderful to have a major media campaign promoting your site, for many sites this is just not an affordable option. However, at a minimal cost, you can ensure that your potential audience is at least aware of your site by including the website address prominently on all printed company material. ...

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