A detailed(?) description of each function in the R-INLA package can be obtained by typing
> ?function.name
or
> help(function.name)
from inside R.
You can also have a look at our FAQ page.
If you have questions about the use of R-INLA or, in general, about the INLA methodology you can either join the discussion group and post your problem/question there, or
send us an email.