A few Kunming signs

One small step for abcdefg, one giant leap for mankind.

how is that a "warm" tip?

One small step for abcdefg, one giant leap for civilisedness.

("Here's a warm tip comin' atcha!")

how is that a "warm" tip?

Hotels sometimes use similar wording with 温警 for notices left in guest rooms. I think it's something like "gentle warning" or "friendly reminder." Nothing harsh or stern.

It is 溫馨 (pronounced xin).

It is 溫馨 (pronounced xin).

Oops! Complex character; glad I did not have to draw it by hand.

Hotels sometimes use similar wording with 温警 for notices left in guest rooms. I think it's something like "gentle warning" or "friendly reminder." Nothing harsh or stern.

"friendly reminder" sounds nice, "warm tip" sounds hilarious. Would that mean then that a 'cold tip' is a unfriendly warning?

what do you think of the translation " please aim carefully"? It seems good.

Yes, that would be the usual phrasing. I've also seen signs such as "We aim to please, so please aim carefully".

Thanks for confirming Jbradfor.

its a good sign, some people really are aiming badly

I liked the English notice above the hand basin at a daba station somewhere in Liaoning - SOUP 肥皂 was writ in large bold letters.  And another toilet notice was DANGER LANDSLIPS! 小心滑地