EC2_INSTANCE_TYPES = [
    't2.micro',
    't2.small',
    't2.medium',
    't2.large'
]

RDS_INSTANCE_TYPES = [
    'db.t2.micro',
    'db.t2.small',
    'db.t2.medium',
    'db.t2.large'
]

ELASTICACHE_INSTANCE_TYPES = [
    'cache.m1.small'
]

ALLOW_ALL_CIDR = '0.0.0.0/0'
VPC_CIDR = '10.0.0.0/16'

GRAPHITE = 2003
GRAPHITE_WEB = 8080
HTTP = 80
HTTPS = 443
KIBANA = 5601
POSTGRESQL = 5432
REDIS = 6379
RELP = 20514
SSH = 22
STATSITE = 8125

EC2_INSTANCE_TYPES = [
    't2.micro',
    't2.small',
    't2.medium'
]

RDS_INSTANCE_TYPES = [
    'db.t2.micro'
]

ELASTICACHE_INSTANCE_TYPES = [
    'cache.m1.small'
]

ALLOW_ALL_CIDR = '0.0.0.0/0'
VPC_CIDR = '10.0.0.0/16'

GRAPHITE = 2003
GRAPHITE_WEB = 8080
HTTP = 80
HTTPS = 443
KIBANA = 5601
POSTGRESQL = 5432
REDIS = 6379
RELP = 20514
SSH = 22
STATSITE = 8125

--- 
+++ 
@@ -1,11 +1,15 @@
 EC2_INSTANCE_TYPES = [
     't2.micro',
     't2.small',
-    't2.medium'
+    't2.medium',
+    't2.large'
 ]
 
 RDS_INSTANCE_TYPES = [
-    'db.t2.micro'
+    'db.t2.micro',
+    'db.t2.small',
+    'db.t2.medium',
+    'db.t2.large'
 ]
 
 ELASTICACHE_INSTANCE_TYPES = [
Increase options for EC2 and RDS instance types

Adding small through large for both.
