Most (not all) HELOCs require that the property is titled to an individual (not LLC) and are full doc, meaning your employment history, income, DTI etc will be factors.

They should be able to provide a market rent range.  

. Haul away any demo/trash – Owner pays for cost of trash – contractor to provide all the receipts Pick up any/all materials for project and deliver to jobsiteKitchen Install new cabinets. Remove soffit and half wall, reposition outlets and switches. Extend half wall to match hall. Install bar island (12 inches) on half wall. Install two pendant lights above the half wall. Install new tile on kitchen floor, including floor cement board and tile. Install new appliances (refrigerator, range, microwave, dishwasher, and garbagedisposal). Run dedicated electrical lines to the refrigerator, range, microwave, dishwasher, and garbage disposal. Install faucet and cabinet hardware. Install all necessary plumbing Install backsplash. Move outlet from behind range to more optimal location Install GFCI outlets within 4 feet of each other along counter space.o At Least two dedicated lines – all on GFCI breakers and at least one GFCI outletper circuit Install dedicated electrical circuits as follows:o Microwave: Dedicated 20-amp circuit (12/2 NM wire with a ground).o Garbage disposal: Dedicated 15-amp circuit (14/2 NM cable with a ground).o Refrigerator: Dedicated 20-amp circuit (12/2 NM wire).o Gas range: Dedicated 120-volt, 20-amp circuit (12/2 NM cable).o Dishwasher: Dedicated 15-amp circuit (14/2 NM cable with a ground).Bathroom Demolish existing bathroom elements. Install new cement board on floor and tub surround.o Seal with cement tape and red guard Install new fan, light, mirror, vanity, and replace toilet lid. Remove old tile and install new tile. Install new hardware and replace any old drain and supply lines. Install niche and tile from bathtub to ceiling. Install new bathtub and GFCI outlet. Light and fan on same switch Install all necessary plumbingLiving Room Install sliding door board trim. Install spot lights. Install 3-way switches in the hallway, living area and staircase (where marked). Install new air vent covers.Hallway/Staircase Install 10-inch LED light. 3-way switch (one near kitchen other near bedroom) Place laminate with Metal bullnose Install spotlights over staircase and one at landing at the bottomo lights on 3 way switchesBalcony Paint railing. Replace lightBedrooms Install spotlights in bedroom (up to four per bedroom). Install new fan. Spackle, sand, and paint. Paint closets and shelving, ensuring proper installation of shelves. Install spotlight in walk-in closet.Outside Paint stair railing. Install or repair 2 doorbells. Install or repair 2 exterior lights.Materials Included Cement/hardy board, drywall material. Granite slab for countertop and bar. Kitchen sink (D shape). Setting materials (thinset, grout, drywall tape, red guard, etc.). Baseboards, door, and balcony trim. Plumbing materials (excluding fixtures). Fastener screws.Total labor cost: $13,000

Maybe they bring the experience and provide the funds.I don't like any of your options based on I think you are too new to investing in real estate to take on any of those.

Are you just using a number like AirDNA provides or have you dug in and found comps? 

I would be very careful in working with a 1031 Exchange Qualified Intermediary that provides ("sells"0 replacement property solutions as part of their services. 

However, I believe multi family provides the best ROI and is the best way to scale.

@Sang Kim- I am sorry to hear this....DId  any of the  paperwork provided  outline if the  6K fee  was rendable  ?   

I'm struggling to understand some aspects of your response, but it provides some things to think about.

Also for all the value they provide the number 1 thing they all exist to do is enrich the Guru and give him a captive audience to sell more stuff to.