MOBILE PHONE PLANS

Scenario
2 businessmen
both need phones
both require the best reception coverage
A $$$ plan from a telecommunications provider is required
Do they go for a provider who guarentees the best receptions[Telstra ?]
OR
Do they go for the most ecomical phone plan [becoz all providers have good reception?]
The 2 businessmen will do most calling in the Adelaide metro areas
Occasionally will be in the hill and peninsula areas about 1-3 hours away from town
Special emphasis on quality reception is a pre-requisite
So which plan + company is the best ?
Also the 2 men want to be with the same provider for FREE calls to each other
2 businessmen
both need phones
both require the best reception coverage
A $$$ plan from a telecommunications provider is required
Do they go for a provider who guarentees the best receptions[Telstra ?]
OR
Do they go for the most ecomical phone plan [becoz all providers have good reception?]
The 2 businessmen will do most calling in the Adelaide metro areas
Occasionally will be in the hill and peninsula areas about 1-3 hours away from town
Special emphasis on quality reception is a pre-requisite
So which plan + company is the best ?
Also the 2 men want to be with the same provider for FREE calls to each other