15gasexpo_basicbuild

15gasexpo (go thank filtersc!)
10 Depot
12 Rax (send worker to scout)
15 Gas
17 Orbital
17 Depot (seal the wall and send builder to natural)
19 Reactor (after 2 rines)
19 MULE
19 CC
20 Rax
21 Depot
(Constant rine production)
24 Rax
24 MULE
(Build rine from new rax)
30 Orbital (6 workers to natural)
(Build only 1 rine from new rax then cut)
39 Scan
39 2 Ebays
41 Tech Lab & Reactor
43 2 Depot
45 Stim & +1 upgrades
47 Factory (when 100 gas reached)
(Resume rine production.  Prioritize SCVs)
53 3 Gas
55 2 Depot
62 Starport & Reactor on Factory
69 Armory
(Stay ahead on supply)
77 MULE
79 Starport/Factory Swap
79 2 Medivac
90 +2 upgrades
95 Combat Shield
95 2 Medivac or CC
111 2 Rax
(After 4 medivacs, move out)
(Orbital after 3rd CC finishes)
146 4 Rax