Details about the revised Home Affordable Refinance Program revealed few surprises in the seller-servicer bulletins issued by Fannie Mae and Freddie Mac last week with only a modest expansion in program activity expected.Among the noteworthy revisions under HARP 2.0, Fannie and Freddie have eliminated the existing cap on loan-to-value ratio, relaxed representation and warranty stipulations and reduced loan-level price adjustments for most HARP loans.