Some professional leagues, such as the modern United Football League, use a system that guarantees each team has a possession before switching to sudden death.

Some players made a career out of the minor leagues.

Some leagues in continental Europe combine automatic promotion / relegation with test matches.

Some of the more significant communities, such as Jumbo, Moyers, Clayton and Albion, also established cultural leagues or institutions — poetry clubs, music groups, and literary societies – in a bid to be culturally couth.

Some sports leagues and organizations, including the NBA, NHL and college sports conferences, allow for brief highlights to be shown while the game is in progress.

Some leagues allow the use of multiple sizes of dodgeballs in a single match, while others use one standard size for all balls.

Some leagues have trade deadlines that are set, and others have a waiver period before free agents can be picked up.

Some leagues use individual defensive players ( IDPs ) ( and in some cases a punter ) instead of or in addition to a combined Team Defense / Special Teams.

Some other leagues use separate Defense and Special Teams.

Some leagues also have a two-quarterback requirement for a starting lineup, providing yet another twist into the complexity of different scoring systems and lineups ( Hendricks, 2007 Fantasy Football Guidebook pg 21-44 ).

Some yardage leagues also convert defensive stats into yards ( ex., 50 yards for an interception, 20 yards for a sack ), whether for a team's defense, or individual players.

Some leagues, such as the National Football League and the National Basketball Association have imposed salary cap rules in order to avert such bidding wars.

Some believe that extending careers of older players is less of an advantage and more of a disadvantage, filling spots that otherwise may have been taken by younger players who end up not finding a place in the major leagues.

Some leagues allow teams to keep some players from one year to the next, allowing savvy owners to build fantasy dynasties.

Some leagues, in particular the NFL, require teams to meet the salary floor every year, which helps prevent teams from using the salary cap to minimize costs.

Some junior leagues, like the Greater Metro Junior A Hockey League and Manitoba Major Junior Hockey League operate outside the jurisdiction of Hockey Canada.

Some Mexican teams participate in North American collegiate and professional leagues.

Some leagues enforce a " three-line violation ", prohibiting players from playing the ball in the air from behind the front line of their own penalty area across all three lines into the opponent's penalty area.

Some leagues enforce a special zone inside the goalkeeper's box called the crease.

Some leagues value goals scored from a greater distance to be worth two or three points from behind an arc, similar to basketball's three-point field goal.

Some leagues have more than one division.

Some Indoor soccer leagues and competitions already utilise them.

Some intramural university leagues do not permit body checking, in order to avoid injury and incidents of fighting.

Some leagues may eschew overtime periods altogether and end games in shootout should teams be tied at the end of regulation.

Some competitions never fully recovered.

Some competitions use a " set " scoring system, with the first to seven points awarded a set in a best-or-three or best-of-five set match.

Some organisations, including the International Federation of Dominos and the Fédération Internationale de Domino ( FIDO ), organise international competitions.

Some pools organize to form intra-pool competitions.

Some competitions restart the score from zero for the finals, other add the final score to the preliminary results.

Some martial artists compete in non-sparring competitions such as breaking or choreographed routines of techniques such as poomse, kata and aka, or modern variations of the martial arts which include dance-influenced competitions such as tricking.

Some of these websites have competitions, battles and signature of the week contests, where members submit their entries to have them featured on the website.

Some competitions, awards and prizes in contemporary art are

Some of Statius ' works, such as his poems for his competitions, have been lost ; he is recorded as having written an Agave mime, and a four line fragment remains of his poem on Domitian's military campaigns, the De Bello Germanico composed for the Alban Games in the scholia to Juvenal 4. 94.

Some recent projects being developed at the university include Flame, first humanoid robot possessing the ability to walk as humans, Superbus, project aiming to design a high speed busses reaching the speeds of 250 km / h, Nuna, solar-powered race car and four times winner of the World Solar Challenge, DUT Racing, electrical Formula Student project having won multiple competitions, Delfly, Micro air vehicle and the smallest ornithopter so far fitted with a camera, Fhybrid, world's first hydrogen-powered scooter, Tribler, an open source peer-to-peer client with online TV functionalities, Delfi-C3, CubeSat satellite constructed by TU Delft students, Forze, hydrogen fuel cell-powered racing car, as well as Eco-Runner vehicle participating in Eco-marathon.

Some competitions hold a Jill-and-Jack division where leaders must be women and followers must be men.

Some achievements of the wing include whitewashing the rest of hostel-3 at most competitions.

Some houses will go on house expeditions and there are many inter-house competitions that take place in the year.

Some GAA grounds, clubs, competitions and trophies are named after nationalists or republicans, such as Sam Maguire, Seán Treacy, John Mitchel, Theobald Wolfe Tone, and more recently Kevin Lynch.

Some military bands fall into this category as well, playing for regimental functions in lieu of, or supplemented by, competitions and / or concerts.

Some advocate making the transition to a Breton model, where competitions are more flexible and with fewer restrictions.

Some teams are purely intramural, but 45 interscholastic teams compete in the CISAA and OFSAA and regularly place high in the standings at national and international competitions, such as the Head of the Charles Regatta.

Some competitions have divisions based on the number of years of dance education.

Some competitions issue individual awards for every routine while others present awards only for the highest overall scoring routines at a competition.

Some competitions also present judges ' choice or other special awards.

Some companies also conduct one or more national competitions after their regional tours have ended.

Some of the first recreational activities to take place in the harbour were water competitions such as swimming and water polo in 1850s within the members of Hong Kong's first sports club, the Victoria Recreation Club.

Some other barefoot competitions feature endurance events.