Invesco Advisers, Inc. PO Box 4333 Houston, TX 77210-4333 11 Greenway Plaza, Suite 2500 Houston, TX 77046
	713 626 1919 www.invescoaim.com

November 12, 2010

VIA EDGAR

Securities and Exchange Commission
100 F Street, NE
Washington, D.C. 20549

Re: AIM Investment Funds (Invesco Investment Funds)
CIK No. 0000826644

Ladies and Gentlemen:

On behalf of AIM Investment Funds (Invesco Investment Funds) (the “Fund”), attached herewith for filing pursuant to the provisions of the Securities Act of 1933, including Rule 488 thereunder, is the electronic version of the Fund’s Registration Statement on Form N-14 containing a proxy statement/prospectus to accomplish the following:

• The title of the securities being registered are Class A, Class B, Class C, Class R, Class Y, and Institutional Class shares of Invesco Balanced-Risk Commodity Strategy Fund;

• Class A, Class B, Class C, Class Y, and Institutional Class shares of Invesco Developing Markets Fund and Invesco Pacific Growth Fund; and

• Class A, Class B, Class C, and Class Y shares of Invesco Global Health Care Fund.

Please send copies of all correspondence with respect to the Form N-14 to my attention or contact me at 713.214.5770.

Very truly yours,

/s/ Melanie Ringold

Melanie Ringold
Counsel