This tutorial will teach you the basics of f11>f4. (you need Mission Editor correctly installed)

Once you mastered the skill of map making (or just want to spawn things for fun) you would want to decorate your map.
1.Tabs-Your tabs will contain all your shape files witch are organized into 4 sections.
a.Interiors - spawns .dif witch you can physicly interact with
examples of the things in it: Bedroom, kitchen, slate, buildings, houses
b.shapes - contains all your shapes that has been scripted or is a datablock(has collision if it has a collision scripted)
examples of the things in it: mountable vehicles, usable weapons, Usable items
c.static shapes - all the non-datablock/non-scripted. they are just plane non scripted .dts shapes. It has a collision if you added a collision to it in modeling programs. You can use most of these as props (ex. Rocks, trees,)
examples of the things in it: d.mission object - all the tools (will be explaned in later tutorials)
HOW TO SPAWN INTERIORS
1. press f11
2.press f4
3.open the interiors tab
4.keep on opening untill you found your desired shape(witch is a blue word)
5.once you click a blue word, it will create that shape
6.most of the time, the interiors will look black so press Ctrl - L
7.you can move them around you get your desired position.
Note: you must understand, what ever you spawn the players will download.HOW TO SPAWN PROP SHAPES
1. press f11
2.press f4
3.open the Static Shapes tab
4.keep on opening untill you found your desired shape(witch is a blue word)
5.once you click a blue word, it will create that shape
6.you can move them around you get your desired position.
Note: you must understand, what ever you spawn the players will download.These steps mostly gose with all the other tabs.
REMEMBER IF YOU KNOW THIS ALREADY DON'T FLAME THIS TOPIC. THIS IS NOT MENT FOR 1 PERSON.