Fuel suppliers in Mapei offer a number of fuels such as petrol, diesel, bulk LPG and lubricants. They employ tankers of various capacities to supply fuel to the clients. The tankers are sometimes fitted with GPS, which enables the company to keep a track of them. Some of the fuel suppliers also offer fuel equipment in addition to other services. Some of the factors that influence the selection of fuel suppliers are competitive pricing and reliability. On-time delivery and emergency services can also increase the reliability of the fuel supplier. Most clients sign long-term contracts with fuel suppliers for reliable supply of fuel.