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|  By:          |  /s/                Charles Mannes       |   |                                           |
|--------------------|-----------------------------------------------------------------------------|--------|------------------------------------------------|
|  Name:        |  Charles                Mannes                                         |   |  Date:                March 9, 2007       |
|  Title:       |  Vice                President                                         |   |                                           |
|               |                                                                        |   |                                           |
|  By:          |  /s/                Joe Robinson                                       |   |                                           |
|   Name:  |  Joe                Robinson                                           |   |   Date:                March 9, 2007 |
|   Title: |  Senior                Vice President                                  |   |                                           |

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|         |                                          | **EXHIBIT                  A** |   |
|--------------|-----------------------------------------------|--------------------------------|--------|
| **Investor** | **Investor                  Name**            |                           |   |
| 63100        | WELLS                  FARGO (CSMC 2006-8)    |                           |   |
| 63105        | LEHMAN                  (LXS 2006-7)          |                           |   |
| 63106        | LEHMAN                  BROTHERS Jumbo ARM    |                           |   |
| 63109        | CREDIT                  SUISSE                |                           |   |
| 63113        | WELLS                  FARGO (JPMMT2006-S2)   |                           |   |
| 63115        | WELLS                  FARGO (CSMC 2006-1)    |                           |   |
| 63116        | WELLS                  FARGO (CSMC 2006-2)    |                           |   |
| 63117        | WACHOVIA                                      |                           |   |
| 63118        | LEHMAN                  (LMT 2006-2)          |                           |   |
| 63119        | WELLS                  FARGO for JP MORGAN    |                           |   |
| 63120        | WELLS                  FARGO for JP MORGAN    |                           |   |
| 63121        | WELLS                  - EMC (PRIME 2006-CL1) |                           |   |
| 63122        | WELLS                  FARGO (JPMMT2006-A3)   |                           |   |
| 63123        | WELLS                  FARGO (JPMMT2006-A4)   |                           |   |
| 63124        | CITIGROUP                                     |                           |   |
| 63125        | WELLS                  FARGO (JPALT2006-A3)   |                           |   |
| 63126        | WELLS                  FARGO (JPALT2006-S3)   |                           |   |
| 63127        | CITIGROUP                  (CMLTI 2006-AR6)   |                           |   |
| 63128        | WELLS                  FARGO (CSMC 2006-7)    |                           |   |
| 63129        | MORGAN                  STANLEY               |                           |   |
| 63130        | CITIGROUP                                     |                           |   |
| 63131        | CS/FB                                         |                           |   |
| 63132        | CITIGROUP                  (CMLTI 2006-AR7)   |                           |   |
| 63133        | WELLS                  FARGO (CSAB 2006-3)    |                           |   |
| 63134        | MSM                  2006-15XS                |                           |   |
| 63135        | WACHOVIA                                      |                           |   |
| 63136        | WELLS                  FARGO for JP MORGAN    |                           |   |
| 63137        | CS/FB                                         |                           |   |
| 63138        | WELLS                  FARGO (JPALT 2006-S4)  |                           |   |
| 63139        | US                  BANK (JPALT 2006-A7)      |                           |   |
| 63140        | WELLS                  FARGO for JP MORGAN    |                           |   |
| 63141        | CITIGROUP                                     |                           |   |
| 63142        | CITIGROUP                                     |                           |   |
| 63143        | WELLS                  FARGO (JPMMT 2006-S4)  |                           |   |
| 63144        | WACHOVIA                  (Hudson City)       |                           |   |

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