The phrase "and in order to do that" is correct and usable in written English.
It can be used when explaining the purpose or intention behind an action that needs to be taken to achieve a specific goal.
Example: "We need to gather more data, and in order to do that, we must conduct additional surveys."
Alternatives: "to achieve this" or "to accomplish that".
We really need amnesty, and in order to do that, we need to elect the right people".
"And in order to do that, they have to bow their heads for a moment to what concerns the rest of the world.
The governor wanted to give the rich a billion-dollar tax cut and in order to do that, he had to cut services.
"And in order to do that, it's essential to retain the political infrastructure and networking necessary to be a relevant and effective voice".
"And in order to do that, we've got to persuade the American people that they can trust us with the government.
Now those same kids are having to wait until the end of secondary education to be "filtered in... and in order to do that, some of those who have done well, but were privileged, have to be filtered out..
We must encourage government to respond to these threats, and in order to do that, we need to promote a cultural shift in how Americans view their relationship to the planet.
Bartholomew I, the patriarch of Constantinople and spiritual leader of all the Orthodox around the world, said in an interview that there was a common interest and will, among the different religious leaders, to contain violence and, "in order to do that, help our faithful to rediscover the real essence of religion, beyond prejudices and national or ethnic differences".
"We are absolutely committed to running an on-the-ground, grass-roots campaign in every part of the state," said Howard Wolfson, a spokesman for Mrs. Clinton's campaign, "and in order to do that, we're going to need the help of members of the Assembly and the Senate".
The new president, he said, simply wanted "to generate a new space as he has done in politics," and in order to do that, the military must be "under the direction of men who are competent and who have his confidence".
And for the United States to say to countries that have very high maternal mortality rates, "We care about the future of your children, and in order to do that, we care about the present of your women," is a powerful statement.
