The phrase "approval to send" is correct and usable in written English.
It can be used in contexts where permission is needed to dispatch information or materials.
Example: "Before we proceed, we need to obtain approval to send the final report to the client."
Alternatives: "permission to dispatch" or "authorization to send".
The Americans got approval to send a team of military medics into the camp to treat the injured Iranians.
Mr. Powell did go to Turkey after the war began, and in recent months won Turkish approval to send in troops.
Dr. Pazdur said that the design of Sanofi-Synthelabo's clinical trial was superior and that the agency was using the approval to send a message.
Some South Koreans have watched skeptically as Prime Minister Koizumi won parliamentary approval to send military supply ships to the Indian Ocean to help the American war effort in Afghanistan.
It was not clear whether Mr. Ahmadinejad had the ayatollah's approval to send a message to Mr. Obama, but his letter to Mr. Bush raised speculation that Iran was trying to open a dialogue with the United States.
The company plans, with league approval, to send a letter to every N.B.A. team offering to outfit its players, particularly the younger ones who may become the trendsetters of tomorrow.
It is languishing far from the two-thirds' Congressional approval needed to send it to the states for consideration.
Turkish Airlines expected Libyan approval shortly to send three planes to Tripoli and seven to Benghazi to help repatriate Turks, the Foreign Ministry spokesman said.
Under the terms of the affiliation, the schools were required to have courses of study comparable to those at the University, to notify the university early of any contemplated faculty appointments or dismissals, to make no faculty appointment without the university's approval, and to send copies of examinations for suggestions.
Russia's president, Vladimir Putin, won parliamentary approval on Saturday to send troops into Ukraine as Moscow looked set to recall its ambassador from the United States.
Republicans in the Senate, presumably awaiting Mr. Pataki's approval, have continued to send Mr. Hoyt's bill into the legislative recycling bin.
