The most common and most likely answer to this crossword clue is the 7 letter word AMENITY
I've seen this crossword clue in The Times
A
M
E
N
I
T
Y
More clues leading to the result AMENITY
- Useful feature to order any time
- Resource a girl’s written about in French and Italian
- The last word? Just what one needs? Yes, primarily
- Useful service – the last word, pity to miss introduction!
- Work any time for convenience
- Spike Milligan initially standing in vote for something useful
- Something useful I agree — it has practicality in the end
- Dash into fellowship’s ‘facility‘
- 25 players will get it in a year
- Inmate suffers injury finally getting facility
Buddy explains!

The straight part
We know that "Resource" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case resource = amenity.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does AMENITY mean?
AMENITY noun- Pleasantness.
- A thing or circumstance that is welcome and makes life a little easier or more pleasant.
- Convenience.
- A unit pertaining to the infrastructure of a community, such as a public toilet, a postbox, a library etc.