Here's my working of today's lot. Thank youi all for participating. Makes it great fun for me.
1. washed out = wan; A51 = ALI; “taking” = w(ali)an = WALIAN = a native or inhabitant of Wales.
2. (cryptic double) ROOFER = top craftsman (cryptic) and (inf) “a letter of thanks for hospitality” (Chambers)
3. Invigorating = crisp; fashionable = in; CRISPIN = poetic name for shoemaker
4. subtractive anag (to play) of “hide-and-seek” – (no) “need” = DASHEKI = a type of loose shirt worn in Africa, and also in the US (Chambers under “dashiki”)
5. dark = sable; ‘er + weakness = er + vice; clothing = covering (around); yields s(er + vice)able = SERVICEABLE = hard-wearing