No SEO fluff. No "5 tips to lower your rate." Just real lending intelligence from someone closing coastal deals every week, Keys flood zones, STR DSCR underwriting, jumbo strategy, and the insurance math that makes or breaks the deal.
Featured Guide
Every loan program, flood zone strategy, insurance carrier, condo nuance, and DSCR underwriting detail for buying or investing in the Florida Keys. The 30-minute read that saves you 30 hours of confusion.
The real numbers: typical combined premiums, why elevated homes save thousands, the CRS discounts each Keys city earned, the new Citizens flood mandate, and how insurance changes what you can qualify to buy.
Read the guide →The 2026 vacation rental rulebook by jurisdiction: Monroe County's 28-day default and 7-day permit districts, Key West transient licenses, the permits that die at closing, and how legality changes your loan.
Read the guide →Why agency financing says no to condo-hotels before it looks at you, the non-QM programs that say yes, real down payment and rate ranges, and the transient license checks that decide everything.
Read the guide →How Monroe County and the Keys cities really run the substantial improvement numbers, the 2025 enclosure rule change, what elevation costs, and how to underwrite the rule before you write the offer.
Read the guide →Compare the Keys, Miami, Fort Lauderdale, Pompano, Sarasota, Naples, and 30A by their real short-term rental rules, and how to finance in each with a DSCR loan.
Read the guide →The island-by-island Keys rental rules, Monroe's 28-day rule, Key West transient licenses, and how a DSCR loan finances a permitted Keys rental.
Read the guide →Miami Beach zoning restrictions, City of Miami and Miami-Dade rules, non-warrantable condos, foreign national loans, and DSCR financing.
Read the guide →The city Vacation Rental Registration and Certificate of Compliance, canal and dock properties, and DSCR loans on rental income.
Read the guide →The city's annual Short-Term Rental Permit, beach and canal condos, and how a DSCR loan finances a permitted Pompano Beach rental.
Read the guide →The City of Sarasota 7-day rule versus the county 30-day minimum on the barrier islands, and the Siesta Key condo zoning play.
Read the guide →The City of Naples 30-day rule, Collier County registration, Marco Island weekly rentals, plus jumbo and foreign national financing.
Read the guide →The Walton County vacation rental certificate, 2026 enforcement, Gulf-front jumbo, and DSCR loans on rental income.
Read the guide →The flood zone and insurance checks, seawall and dock inspection, and how to finance canal, oceanfront, and Keys waterfront.
Read the guide →The November 2026 ballot could cut Florida's non-homestead assessment cap from 10% to 5% for second homes and rentals. What HJR 1F changes, why it only helps in a fast market, and a calculator to model it.
Read the guide →A jumbo loan starts above 832,750 dollars in most of Florida and above 990,150 in the Keys. The 2026 county numbers, multi-unit limits, and how to qualify.
Read the guide →A DSCR loan qualifies on the property's rental income, not your tax returns. How the ratio works, the credit and down payment you need in 2026, and how it differs from a conventional mortgage.
Read the guide →Zone X is Florida's lower-risk flood zone. What shaded and unshaded X mean, why flood insurance is not required but often still smart, and how Zone X compares to AE and VE.
Read the guide →VE is the highest-risk coastal zone, the waterfront ground where storm waves break. What it means for insurance and your mortgage, why it costs the most, the VE building rules, and VE vs AE.
Read the guide →AE is the most common high-risk flood zone in Florida. What it means for your insurance and mortgage, how base flood elevation sets the price, AE vs A vs VE, and how to get out of AE.
Read the guide →How to find your flood zone in two minutes, what AE, VE, A, and X really mean, how base flood elevation drives the price, and when your mortgage forces flood insurance.
Read the guide →Why the new Florida condo safety laws pushed so many coastal buildings into non-warrantable status, the exact Fannie Mae rules that trigger it, and how portfolio and Non-QM loans still close the deal.
Read the guide →How DSCR lenders actually underwrite Airbnb income in the Keys, Naples, and Treasure Coast. T-12 vs AirDNA projected, occupancy adjustments, permit verification, and the lenders who say yes when others say no.
Read the guide →Flood zones impact your loan more than your buyer knows. Elevation certificates, NFIP vs private flood, VE zone portfolio path, and grandfathered policy strategy that can save $8K to $18K per year.
Read the guide →Citizens vs surplus lines, wind mitigation credits, the 2026 carrier landscape after the reform, and exactly how to quote insurance BEFORE you go under contract, before the numbers kill your DTI.
Read the guide →Monroe County's $990K conforming limit, when jumbo beats conforming on rate, asset-depletion formula, portfolio jumbo for non-warrantable condos, and reserve requirements on $2M to $5M purchases.
Read the guide →Bridge to DSCR to portfolio refi, the full investor lending stack, walked through with real coastal Florida deal structures. How to build an STR portfolio without W-2 income or tax return dependency.
Read the guide →FHA vs conventional vs VA, Hometown Heroes ($35K grant), SHIP, DPA stacking, closing cost breakdown for a $400K purchase, and the 6 mistakes that kill first-time buyer deals in Florida.
Read the guide →Rates are softening but not at the basement. Break-even math, term-reduction strategy, ARM-to-fixed timing, and recast vs refi, a framework for deciding what's actually right for your situation.
Read the guide →Rate direction, insurance carrier moves, Keys market signals, program changes, once a month, no spam. Built for Realtors, investors, and serious buyers in coastal FL.
Subscribe / Book a Call →Eli Sanderlin · NMLS #1983384
Senior Mortgage Loan Advisor at Coast2Coast Mortgage, LLC. Specializing in Florida Keys, coastal FL markets, investor DSCR, luxury jumbo, and the deals other lenders won't quote. Everything published here is from real deal experience, not generic mortgage content.
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