http://bfexplorer.net/Community/ForumContent/440

FootballExecuteOnUnderdogBotTrigger.fsx

// Bfexplorer cannot be held responsible for any losses or damages incurred during the use of this betfair bot.
// It is up to you to determine the level of risk you wish to trade under. 
// Do not gamble with money you cannot afford to lose.

module BfexplorerBot

//(*
#I @"C:\Program Files (x86)\BeloSoft\Bfexplorer\"

#r "BeloSoft.Data.dll"
#r "BeloSoft.Bfexplorer.Domain.dll"
#r "BeloSoft.Bfexplorer.Trading.dll"
#r "BeloSoft.Bfexplorer.Service.Core.dll"
//*)

open BeloSoft.Bfexplorer.Domain
open BeloSoft.Bfexplorer.Trading
    
/// <summary>
/// FootballExecuteOnUnderdogBotTrigger
/// </summary>
type FootballExecuteOnUnderdogBotTrigger(market : Market, _selection : Selection, _botName : string, _botTriggerParameters : BotTriggerParameters, _myBfexplorer : IMyBfexplorer) =

    let getUnderdogSelection() =
        let homeTeamSelection, awayTeamSelection =
            let selections = market.Selections
            selections.[0], selections.[1]

        if homeTeamSelection.LastPriceTraded > awayTeamSelection.LastPriceTraded
        then
            homeTeamSelection
        else
            awayTeamSelection
            
    interface IBotTrigger with

        /// <summary>
        /// Execute
        /// </summary>
        member _this.Execute() =
            if market.MarketInfo.BetEventType.Id = 1 && market.MarketDescription.MarketType = "MATCH_ODDS"
            then                
                TriggerResult.ExecuteActionBotOnSelection (getUnderdogSelection())
            else
                TriggerResult.EndExecutionWithMessage "You can execute this bot only on a football market."

        /// <summary>
        /// EndExecution
        /// </summary>
        member _this.EndExecution() =
            ()