You will have received a mail in your Gmail account. MetaTrader is blocked by default. If you follow the instructions of that mail, you will be able to accept connections from MetaTrader and so, send messages to your mail from MetaTrader programs.

Indicator Alert via Email

If I'm not wrong about what's going on here. Just follow this approach: int OnCalculate(const int rates_total, const int prev_calculated, const datetime &time[], const double &open[], const double &high[], const double &low[], const double &close[], ...

Fix offline chart refresh (speed up)

The function SendMail will do that. SendMail("Your indicator","Hi, the market is crazy. Check MetaTrader!");

Indicator Alert via Email

If I'm not wrong, you just need the AutomaticStopLoss script but with the additional feature of having the ability to indicate the magic number. Am I right? If that's the case, find attached a modified version that will do that.

Need Automatic Stoploss Indicator

Hope you've already sorted it out. As they have already mentioned, it is a an MA type implemented by default in MT4. In case in the future you may need other popular MAs that aren't implemented by default, find attached an indicator that will let ...

Searching for the LWMA indicator

Find a Sell version attached. Notice that instead of Sell Stop, it has to be Sell Limit.

Modify this Pending Order Buy stop script Please