Train
Get the train to Stratford, you can then get the Jubilee line to London Bridge. The venue is a 10-15 minute walk from there.
Train
Get the train to West Ham, you can then get the Jubilee line to London Bridge. The venue is a 10-15 minute walk from there. Alternatively, you can go into Fenchurch St, walk round to Tower Hill and get the District or Circle line to London Bridge.
Hotel
Hotel