Here are the requirements from my preferred lender here in the Palm Springs area. Let me know if you need a referral.
Second Homes Only Purchase only SFR, Condos or PUDs ok 65% max loan to value/ 35% down required. no US SS# or credit required.
6 months reserves housing payment required in a US Bank account prior to final approval.
All Source of funds for down, closing costs and 6 months reserves must verified from the borrowers own funds. Letter from CPA stating income for 2006, 2007 and YTD Gross.
They will ask how long you have been in same job, what you do etc.
The rates are in the low to mid 6's right now.