Guardian Quiptic 1386 Chandler

Thank you to Chandler.  Definitions are underlined in the clues.

Across
1. Start to survey papers inside facility in holiday area (7)
SEASIDE : 1st letter of(Start to) “survey” + [ ID(short for “identity” or identity papers) contained in(inside) EASE(a lack of difficulty/facility) ].

5. Dejection sadly about island in Middle East (7)
MALAISE : [ ALAS(sadly/unfortunately) containing(about) I(abbrev. for “island”) ] contained in(in) ME(abbrev. for “Middle East”).
Defn: A vague feeling of discomfort.

10. Some paste with dish cooked in liquid (4)
STEW : Hidden in(Some) “paste with”.

11. Eastern Europeans given a role with nothing in common? (5,5)
POLES APART : POLES(Eastern Europeans, specifically from Poland) plus(given) A + PART(a role/a character or duty assigned to someone to play or perform).

12. In retreat, secures edges of estuaries for wading birds (6)
SNIPES : Reversal of(In retreat) PINS(secures/fastens with a pin or nail or similar object) + 1st and last letters of(edges of) “estuaries”.

13. Unprepared husband? Hope not somehow when touring (2,3,3)
ON THE HOP : H(abbrev. for “husband”) contained in(… when touring) anagram of(… somehow) HOPE NOT.

14. Required money with a rightwinger (9)
MANDATORY : M(abbrev. for “money”) + AND(with/plus) + A + TORY(a member of the Conservative Party, a rightwinger in the political spectrum)

16. Attractive with no end of colour – and lacking in weight? (5)
PETTY : “pretty”(attractive/pleasing) minus(with no) last letter of(end of) “colour”.

17. Break odd parts of some tree (5)
SMASH : 1st and 3rd letters of(odd parts of) “some” + ASH(any of a particular genus of trees).

19. Tell niece to move customers (9)
CLIENTELE : Anagram of(… to move) TELL NIECE.

23. One with ambition managed to enter a second underground area (8)
ASPIRANT : RAN(managed, say, an organisation) contained in(to enter) [A + S(abbrev. for “second’ in time notation) + PIT(a cavity in the ground/an underground area) ].
Defn: …, who aspires to something.

24. Plain-spoken person standing for election ignoring latest trio of characters (6)
CANDID : “candidate”(a person standing for election to an official post) minus(ignoring) its last 3 letters(latest trio of characters).

26. Invest in reforms to cover case for change as things to spur people (10)
INCENTIVES : Anagram of(… reforms) INVEST IN containing(to cover) 1st and last letters of(case for) “change”.

27. Daughter is given peculiar percussion instrument (4)
DRUM : D(abbrev. for “daughter”) plus(is given) RUM(odd/peculiar).
Just 2 out of numerous forms of this instrument:

28. Sally after vacation checks organised schemes (7)
SYSTEMS : “Sally” minus all its inner letters(after vacation) + STEMS(checks/restrains).

29. Prisoner on the loose in cloak in eastern Kent area (7)
ESCAPEE : CAPE(a cloak/an outer garment tied round the neck and hung from the shoulders) contained in(in) [ E(abbrev. for “eastern”) + SE(abbrev. for “South East”, a reference to the Kent area in SE England).

Down
2. Russian neighbour shuffling in seat holding nothing (7)
ESTONIA : Anagram of(shuffling) IN SEAT containing(holding) O(letter representing zero/nothing).

3. Conclude in this way, reportedly, ahead (3,2)
SEW UP : Homophone of(…, reportedly) “so”(in this way/thus) + UP(ahead, in reference to one team’s performance versus its opponent’s during a competitive match).
Defn: …/to achieve total success, with no loose ends.

4. Put down disbandment of top side (7)
DEPOSIT : Anagram of(disbandment) TOP SIDE.

6. Advantages when with groups (6)
ASSETS : AS(when/at that moment, as in “Smile when you enter the room”) plus(with) SETS(groups/collections of similar items).
Defn: …/that which can be used to one’s benefit.

7. Parts teen misused currently (2,7)
AT PRESENT : Anagram of(… misused) PARTS TEEN.

8. Separate soldiers captivated by dark-coloured beer (4,3)
SORT OUT : OR(abbrev. for “other ranks”, soldiers who are not commissioned officers) contained in(captivated by) STOUT(a dark-coloured beer).

9. Sister, say, in a bolder violet when dressed (5,8)
BLOOD RELATIVE : Anagram of(… when dressed) A BOLDER VIOLET.
Defn: An example of which/say, is a sister.

15. Rebel is with team among Dutch conservationists (9)
DISSIDENT : [ IS + SIDE(team in a competition) ] contained in(among) [ D(abbrev. for “Dutch”) + NT(abbrev. for the National Trust, a conservationist group) ].

18. Stonework making mother and child really discontented (7)
MASONRY : MA(a familiar term for one’s mother) plus(and) SON(an affectionate term of address for a younger boy/child) + “really” minus all its inner letters(discontented).

20. Overlooks poor grounds? (7)
EXCUSES : Double defn: 1st: …/forgives; and 2nd: Pretended/made-up/poor reasons/grounds to justify bad conduct or to evade doing something.

21. Employee lately is taken in by enticement for free time (7)
LEISURE : [ Last letter of(… lately) “Employee” + IS ] contained in(taken in by) LURE(bait/enticement).

22. Hold up thing put on table to catch small chicken (6)
BANTAM : Reversal of(Hold up, in a down clue) [ MAT(thing/a piece of material like fabric or plastic put on a table to protect its surface) + NAB(to catch/grab) ].

25. Female has partly written a diary (5)
NADIA : Hidden in(partly) “written a diary”.
Defn: A … name.