I would resembling to put in a cable jack? about 20 foot from where I own one now. Can I...

about 20 foot from where I own one now. Can I splice into the existing cable stripe with some type of intersection and then cable a new jack? Thanks.
I want to paint my pine bedroom furniture...
You need a "splitter",turns one nouns into two,commonly available at electronic,TV,hardware stores.Prolly under $5.

How to tilt / turn my lawnmower to...
what character of cable?

telephone?

gridiron?

cable tv line?

adjectives the above can be splice. for cable tv line, you involve special tool and it can be pick up at your local home center.
I own a second dtory porthole and nearby...
Answers:    Yes, stir to the Source, Radio Shack, or some place like that for comfort.

Very cheap.

You'll want to ask about a entry called a splitter. Also, ask in the order of the new jack, in attendance are in wall kind, and surface mount ones. They also have the cable and the connectors and the tools.