salutation - dear sir/madam. pleasantries. then u do ur intro.
body - like essay. except u have first-person/second person, conversational, slightly relaxed tone.
conclusion - finish up, then sign off.
what?????? aligned to left???? =P
er.. i think it won't matter... =P
it's like with newspaper/feature articles.... u dont' need to do it in columns or do pictures... they don't mark layout.
.................................................................................................
There Name
There Addresss (right of page)
To dear whoever,
(text body) blah blah blah bla blah blah blah blah bla blahblah blah blah bla blahblah blah blah bla blahblah blah blah bla blah
blah blah blah bla blahblah blah blah bla blahblah blah blah bla blah.