.Map :: MoHAA Mapping

im trying to make a wall in my map that looks as if it is blown up on one side. On that side i want to make the existing wall so taht you can walk up it and get to the top. I know you have to use clipping to do this. The clipping function only works on the 2d map. My 2d map is from straight above so ...

Im still having trouble selecting a single side of a a brush, How do you do it? YOu push select and left mouse button? that seems to select the entire brush.

IM really sorry about all the questions. I just want to learn how to map and im haveing trouble with the learning process.

iv finished making my map...now what?

RMB? if that stands for right mouse button it does not work. WHen i use the left mouse button it does work but it selects the entire brush.
ALso when i finish my map what do i do so that i can play it.

how do you texture ONLY one side of a brush?(also what r all of the controls for the 3d view in the corner of the screen. i use the arrow keys but i dont kwno how to look up or even raise the veiw so that i can see what my building looks like on the second story.

WHen i finish a brush(the very basics of it, the shape mostly) and i try to create another one i cannot do it unless i right click on the brush and choose make structural, then i can start a new one but then i am never able to go back and modify it. when i am finished with the basic shape of a brush ...

im looking for a tutorial(easy to use and read) that will tell me how to make the basics(window, door, add ligting, make a a hill, ect.) anyhelp? Otherwise i will end up posting a million questions in this forum.

i am just looking for a list of the programs that i need to download to make a map. Thankyou