From Birmingham New Street station connect to a local service to Selly Oak station and walk out onto the Bristol Road, turning left and walking about half a mile past Sainsbury's until the OLRC is on your right.
The Travel West Midlands bus services that lead along the Bristol Road are nos 61, X62 and 63. You can catch these from Stephenson Street in the centre of Birmingham.
Online bus timetables for 61, X62 and 63 are available on the National Express West Midlands website.
If you are a registered student of the University, or a member of staff, and you are travelling between the Edgbaston campus and the Selly Oak campus, you can do so via the Selly Oak shuttle bus (Term time only service).
There are frequent express coach services to Birmingham from London, Heathrow and Gatwick Airports, and many UK cities. The long-distance coach station is in Digbeth in the city centre.
Digbeth coach station is a short walk from New Street train station. Ask at the coach station for directions to New Street and then either catch the local train service to Selly Oak station or catch the bus as described above.