Across:
8 Parents (Da + Ma = DAMA-), for example (e.g. = -GE), upset (= reversal indicator) (DAMAGE) by vandalism (DAMAGE),
9 Legend (“leg” end = G-) gets nothing from tennis (-LOVE-), from fight in the ring (-BOX in the boxing ring) (GLOVEBOX) or from one of the handy types in golf (handy type in VW Golf car = GLOVEBOX),
10 Quick trip (SPIN) around the Spanish Main (around the ‘Spanish Main’ = SPIN),
11 Lose the heart (EVISCERATE) as Elvis (Elvis) left (l) out (‘Elvis’ without ‘l’ = EVIS-) by Clare (-CE-) as one of the standards (one of the rates = -RATE) (EVISCERATE),
12 Break the news to (INFORM) popular (IN-) model (-FORM) (INFORM),
14 American (-A-) writing (from the 3Rs = -R-) in slick magazine (GLOSS-Y) (GLOSSARY) found in the back of the book (GLOSSARY),
15 Exciting (ELECTRIC) skinny type (-LANK-) in gamble (B-ET) (ELECTRIC BLANKET) will certainly provide cover for one’s retirement when the heat’s on (ELECTRIC BLANKET),
18 Latest (latest = -ALSETT-) sacking (= anagram indicator) in foreign office (foreign office = F-O) (FALSETTO) is off the scale and everyone will hear about it (FALSETTO),
20 Red-tailed black sharks (FISHES) sound (= homophone indicator) almost vicious! (“vicious” sounds almost like “fishes” = FISHES),
22 Repress what you might really think (BIT ONE’S LIP) of minor aberration (blip = B- LIP) covering island (-I-) musical sounds (tones = -T ONES) (BIT ONE’S LIP),
24 Lures away from lecherous (‘lures’ away from ‘lecherous’ = echo = ECHO) type of feedback (ECHO),
25 Arraign a (arraign a = AGRARIAN) criminal (= anagram indicator) in relation to the cultivated land (AGRARIAN),
26 English (E-) lawyer (Attorney General = -AG-) from the foreign (the = -LE-) school (-S) (EAGLES) of high flyers (EAGLES).
Down:
1 Blunt (DAMPEN) enraged (mad = DAM-) retiring (= reversal indicator) writer (-PEN) (DAMPEN),
2 Let someone know (WARN) Noel Coward cooled off (‘Noel Coward’ ‘cooled’ off/without ‘cooled’ = nwar = WARN),
3 Will save us (REDEEMER) reviewing (= reversal indicator) the overnight phenomenon of The Dreamers (REM = -MER) – without the introduction (f), it could be for The Birds (‘feeder’ without ‘f’ = eeder = REDEE-) (REDEEMER),
4 Repulsive (‘ugly’ = ‘UGLI’) state (= homophone indicator) of a wrinkly fruit that’s a hybrid (UGLI),
5 Offers blanket coverage perhaps (PONCHO) of extract from Trump on choices (extract from ‘Trump on choices’ = p on cho = PONCHO),
6 It’s about (RE-) the here and now (-PRESENT-) for society (society = -S) (REPRESENTS) and what that symbolises (REPRESENTS),
7 Composition (NOCTURNE) is not (not) endless (t) (‘not’ without ‘t’ = NO-) about revolution (-TURN-) in church (Church of England = C-E) (NOCTURNE),
13 It’s an irregular thing (OCCASIONAL) to meet up (OCCASION-) with gangster (-AL Capone) (OCCASIONAL),
14 Turns up (= reversal indicator) all right (ok = -KO), caught (-C-), for example (e.g. = GE-), (GECKO) with that low life and doesn’t even blink! (GECKO),
16 Fancies (LEANINGS) stages (legs = LE-GS) around summits on a night in November (summits on ‘a night in November’ = -ANIN-) (LEANINGS),
17 Biography (LIFE) by spy (PEER) (LIFE PEER) from parliamentary body (LIFE PEER),
19 Shipmates ignore map (‘shipmates’ ignore ‘map’ = shites = THESIS) produced by scholar in final year (THESIS),
21 Finishes with alternative comic (finishes with ‘alternative comic’ = EC-) and works in The Garden (-HOES) (ECHOES) with mimics (ECHOES)
23 Agrees to leave green salad (‘agrees’ to leave ‘green salad’ = nlad = LAND) in the ground (= LAND),
24 Sample of bootleg demo (sample of ‘bootleg demo’ = eg de) reviewed (= reversal indicator) (egde = EDGE) by lippy type (lip/rim = EDGE).