U.S. Team Welcome, Family Event & Kids Clinic: Free, with games for kids ages 5-13 against the Boise State men's and women's teams, and the introduction of the U.S. Davis Cup team, CenturyLink Arena, 5:30 to 8 p.m. (U.S. team appearance scheduled for 7 p.m.)
U.S. practice session: Free to the first 600 fans, Taco Bell Arena, 4 to 5 p.m. (Entrance 2 doors open at 3:45 p.m.)
Serbia practice session: From 5 to 5:45 p.m.
Draw ceremony: Officials will determine the order of Friday's singles matches, Boise Depot, noon (closed event)
USTA 10-and-Under Training Workshop: Boas Indoor Tennis Center (register at active.com/tennis-conference/boise-id/10-and-under-workshop-in-boise-id-2013), 8:30 a.m. to noon
Davis Cup quarterfinal: Singles matches, Sam Querrey (U.S.) vs. Viktor Troicki (Serbia) and John Isner (U.S.) vs. Novak Djokovic (Serbia), order of matches will be determined by Thursday's draw, Taco Bell Arena, 1 p.m. (TV coverage on The Tennis Channel and first match starts at 1:30 p.m.)
USTA Team Coaching Workshop: Boise Racquet & Swim Club (registration at active.com/tennis-conference/boise-id/team-coaching-workshop-in-boise-id-2013), 8:30 a.m.
USTA College MatchDay series: BSU men vs. BYU, Appleton Tennis Center, 9:30 a.m.
Family Tennis Carnival at Julia Davis Park (weather permitting): Free for children and adults, ages 5 and above, equipment and instruction provided (preregistration is encouraged at idtennis.com), 10 a.m. to noon
Davis Cup quarterfinal: Doubles match, Bob Bryan-Mike Bryan (U.S.) vs. Nenad Zimonjic-Viktor Troicki, tentative (Serbia), Taco Bell Arena, 12:30 p.m. (TV coverage on The Tennis Channel and match starts at 1 p.m.)
Davis Cup quarterfinal: Reverse singles matches, Sam Querrey (U.S.) vs. Novak Djokovic (Serbia), followed by John Isner (U.S.) vs. Viktor Troicki (Serbia), Taco Bell Arena, 11:30 a.m. (TV coverage on The Tennis Channel and first match starts at noon)
Single-day: Price range is $35 to $175 (plus fees)
Three-day packages: Starting at $90 (plus fees)
How to purchase: At idahotickets.com, the Taco Bell Arena box office between 10 a.m. and 4:30 p.m., Monday through Friday, or by calling 888-484-8782.