The incentives will apply to all bookings, excluding flights, made between 1-15 March via its call centre and the Mercury Holidays and Sunspot Tours websites.
Agents can now claim a £20 Love2Shop voucher per adult booked on a short-haul holiday, instead of £10, as well as £40 per adult on a long-haul trip, escorted tour or river cruise itinerary, instead of £20.
To claim the vouchers, agents will need to submit information to Mercury Holidays’ online agent portal.
The promotion covers bookings made through the Mercury Holidays website as well as the its call centre.