Landlords with four or more mortgage buy-to-let properties must provide a portfolio schedule, an assets and liabilities schedule, a cash flow and bank statements covering the previous three months.
The show is opening at Olympia in London on Wednesday 8 November.
Average house prices are 2.1% higher than the same time in 2016.
Many consumers reportedly do not realise these charges are non-essential.
Customers can now upload and and verify documents online, including ID and bank statements, before they speak to a mortgage adviser over the phone.
The report makes a series of recommendations to boost shared ownership.
Homeowners aged 55 and over are now able to apply for a lifetime mortgage through this plan.
UK yields have fallen from 4.91% to 4% over the past 12 months.
Vida Homeloans has re-introduced its limited edition range of residential and buy-to-let mortgages up to a maximum of 70% LTV.
British Friendly are the first to extend to this type of cover.