The "conditions" are those which apply to the individual drawn to the Dhamma.
In terms of kamma and punya.
The Forest Sangha is very traditional. It does not think in terms of accessibility, or how to spread the Dhamma. Its mission is to provide a place for the Ordained Sangha to pursue their vocation.
As an act of kindness it also provides a teaching platform for committed Buddhist lay people who have Gone For Refuge.
To think of it in terms of either elitism or inclusion is to deploy concepts that do not apply.
It will always be numerically small.
The going for refuge is the door of entrance to the teachings of the Buddha.