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At your disposal is the most popular phrase on the web.

in your disposal 1349,000 results on the web	At your disposal 12,710,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
I would like to make another appeal to the Commission: perhaps you can avoid exhausting the funds for technical assistance Finally, having explained this, I am at your disposal in case there is any other explanation to be given in writing. Then Mr. Yasumoto puts all of his resources at your disposal. My plane will be at your disposal within the hour. 0.35% which are at your disposal in accordance with the regulation. My apartment in Venice is at your disposal. "at your disposal in one week if you need them".	On You have all my resources at your disposal. line, and at your disposal. Everything will be at your disposal. Water and toiletries at your disposal. I've arranged six planes at your disposal. You had 100 men at your disposal. Mademoiselle Laborde is at your disposal.

in your disposal

1349,000 results on the web

At your disposal

12,710,000 results on the web

More popular!

I would like to make another appeal to the Commission: perhaps you can avoid exhausting the funds for technical assistance
Finally, having explained this, I am at your disposal in case there is any other explanation to be given in writing.
Then Mr. Yasumoto puts all of his resources at your disposal.
My plane will be at your disposal within the hour.
0.35%
which are at your disposal in accordance with the regulation.
My apartment in Venice is at your disposal.
"at your disposal in one week if you need them".