Promoting the goods and services of others through promotional contests operated on a giant customizable Mexican-themed promotional slot machine whereon casino patrons may swipe their player's club cards and enter information to be stored for casino marketing use in exchange for a randomized chance to win various prizes. The slot machine itself will store the information entered by the contestant for future casino marketing use. The mark "Cinco de Million" may also be used to promote the goods and services of others through promotional contests wherein various prize amounts in repetition are concealed in tamper-proof envelopes, and contestants may choose one envelope at a time until they have selected five envelopes containing the same prize