"We believe we are providing exceptional options for landlords as well as spreading a bit of festive cheer."
Following the changes, five products across the range will now offer £250 cashback and nine products will now offer £500 cashback on completion.
The 1.72% two-year-fixed rate product is now available with £500 cashback on completion and a free standard valuation for those buying properties at 60% LTV.
A 1.82% two-year-fixed rate remortgage product at 65% LTV is also now available with £500 cashback on completion and a free standard valuation.
Chris Maggs, commercial manager at Accord Buy To Let, said: “We have reviewed the level of cashback available on selected products in order to provide additional financial support to landlords looking to purchase or remortgage a buy-to-let property.
“Our range of products are available to first time landlords, existing landlords and customers looking to re-finance their existing residential mortgage on a buy-to-let basis where they intend to purchase a new residential property.
“Coupled with competitive affordability calculations we believe we are providing exceptional options for landlords as well as spreading a bit of festive cheer.”