Conversation so far:
What is the Majority Whip?
The Majority Whip assists the Speaker of the House and the majority leader to coordinate ideas on, and garner support for, proposed legislation.
Why does being a Majority Whip require arm twisting?
National Journal described Majority Whip as requiring a lot of arm-twisting, but said Rubio took a different approach that relied more on persuading legislators and less on coercing them.
Is there anything else notable about the Majority Whip besides requiring a lot of arm-twisting with Marco Rubio?
Rubio took a different approach that relied more on persuading legislators and less on coercing them.
Who was the other majority whip besides Marco Rubio?
Roy Blunt was the Republican Majority Whip from 1999–2003.
Are there any other interesting aspects about Marco Rubio besides being promoted to majority whip?
A 2010 report by the Tampa Bay Times and Miami Herald said that some of Marco Rubio's spending requests dovetailed with his personal interests.

Question: Why did they think that?
Self-contained rewrite: Why did the 2010 report by Tampa Bay Times and Miami Herald claim that Marco Rubio's requests dovetailed personal interests?