The link farm does have a bunch of info and can be overwhelming but like any growing style there are all kinds of 
's to go down.
The more you grow in any style the more you learn. At least your supposed to… 
Sip’s are super easy to make and you probably have most of the items needed laying around.
Check out Testing a Sip Bucket with Leftovers
@amumayuk made a quick and easy sip to test out Sip’s with spare stuff.
If you check out the thread take a look at @Stankonia 17 gal DIY sip he made for like $18… … out the door…
Check out @MoBilly’s post 
at post 1550.
He made a DIY Sip out of a used cat litter container.
Here are the basics…
I realize that it looks like all kinds of info but here is the quick dirty version.
Slap some Perforated Drain Pipe (PDP) in the bottom of a water tight container.
Cut a hole for the fill tube and then 1" below the top of the PDP drill a hole for overflow.
Fill with some vermiculite or perlite.
I am sure you could even just use plain ol soil like Stankonia did but I was trying to increase the reservoir’s water capacity for this little container
That’s it… Just add your quality natural Soil recipe…
Soil recipe/medium is where the begins…
