Sunday Times

[bravodeltic]

Help on a couple please
11a left quickly to duck opening fines (4,3) t?o? ???
8d source top cup of tea (9) ????r?n??
20a kind hearted note he once wrote (5) r?l??

Thanks

[Lie-in King]

11a Took off - 'to' + 'o' (duck; nil) + 'k(ick) o(ff)' (opening) + 'f(ine x2)'
8d Reference - top; behead 'preference' (cup of tea)
20a (Rainer Maria) Rilke - 're' (note; music, [is]) 'ilk' (kind, hearted)