Drive south on the M5 to Exeter.
From Exeter take the A38 to Plymouth.
As you bypass Plymouth , take the A386 to Tavistock.
After 8 miles on the A386 you will reach Yelverton.
At the roundabout take the Princetown Road (B3212) ; and within 100 metres of turning onto this road, take the 1st left into Harrowbeer Lane.
Barnabas House is approximately 100 metres on the right .