<PAGE>
THE BOARD OF DIRECTORS OF BANK UNITED CORP.
RECOMMENDS A VOTE FOR BOTH PROPOSALS.
BOTH PROPOSALS MUST BE APPROVED FOR THE MATTERS CONTEMPLATED
BY THE PROPOSALS TO OCCUR. IF THE STOCKHOLDERS OF THE COMPANY
FAIL TO APPROVE EITHER OF THE PROPOSALS, NONE OF THE
MATTERS CONTEMPLATED BY THE PROPOSALS WILL OCCUR.
<TABLE>
<S><C>
1. PROPOSAL to approve and adopt the reorganization plan of merger, dated as of / / FOR / / AGAINST / / ABSTAIN
September 28, 2000, by and between Bank United Corp. and CPR Merger
Corporation, providing for the merger of a wholly owned subsidiary of Bank
United Corp. with and into Bank United Corp.
2. PROPOSAL to approve and adopt the merger agreement, dated as of August 18, / / FOR / / AGAINST / / ABSTAIN
2000, by and between Bank United Corp. and Washington Mutual, Inc., providing
for the merger of Bank United Corp. with and into Washington Mutual, Inc.
Change of Address
Mark Here: / /
*Please sign exactly as name appears
hereon. Joint owners should each sign.
When signing as attorney, executor,
administrator, trustee or guardian,
please give full title as such.
Dated: ________________________, 2000
_____________________________________
_____________________________________
Signature of Shareholder(s)*
Votes must be indicated
(x) in Black or Blue Ink.
</TABLE>
(Please sign, date and return this proxy in the enclosed postage prepaid
envelope.)
<PAGE>
BANK UNITED CORP.
SPECIAL MEETING OF STOCKHOLDERS
[ ], 2000
PROXY
THIS PROXY IS SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS
The undersigned hereby appoints Barry C. Burkholder, Anthony J. Nocella
and Jonathon K. Heffron, and each of them, as proxies, each with full power
of substitution, to vote all shares of Class A Common Stock and Premium
Income Equity Securities of Bank United Corp. (the "Company"), that the
undersigned is entitled to vote at the Special Meeting of Stockholders to be
held on [ ], 2000, and any adjournment thereof, in accordance with the
instructions specified herein.
YOU MAY REVOKE THIS PROXY AT ANY TIME PRIOR TO THE VOTE AT THE SPECIAL
MEETING. ALL SHARES REPRESENTED BY PROXIES WILL BE VOTED AS DIRECTED. UNLESS
OTHERWISE DIRECTED, SHARES WILL BE VOTED FOR BOTH PROPOSALS.
BOTH OF THESE PROPOSALS MUST BE APPROVED FOR THE MATTERS CONTEMPLATED BY
THE PROPOSALS TO OCCUR. IF THE STOCKHOLDERS OF THE COMPANY FAIL TO APPROVE
EITHER OF THESE PROPOSALS, NONE OF THE MATTERS CONTEMPLATED BY THE PROPOSALS
WILL OCCUR.
The undersigned hereby revokes any proxy BANK UNITED CORP.
heretofore given to vote such shares, and P.O. BOX 11234
acknowledges receipt of the Notice of Special NEW YORK, N.Y. 10203-0234
Meeting and Proxy Statement relating to the
[ ], 2000 Special Meeting of Stockholders.
(Please SEE REVERSE SIDE and date and sign.)
