You now can give and receive Bonga Points and redeem fantastic Rewards
 
To Share Points, you can use USSD method or SMS;
USSD

Dial *126# and select the sub menu “4: to Transfer Bonga Points”. Alternatively dial *126*4#

Enter the recipient mobile number

Enter amount to transfer

Click OK to confirm

SMS

To transfer point’s subscriber creates a new SMS message as follows:
<Points to transfer>#<recipient MSISDN> e.g. 200#0722XXXXXX and sends the SMS to 226.

The Promotion is open to all individual PrePay and PostPay customers enrolled on Bonga.
Thanks to @MartinGicheru’s post …

You can now send unlimited SMS all day on Safaricom. Simply dial *188# to subscribe.
Also get and send free tweets for free when you subscribe to this bundle. To activate Twitter, text the word START to 8988.

Orange Offers free calls to all

Ji-enjoy na mbao customers can now make free calls for 24 hours for calls to ALL customers on Orange Mobile, Wireless, Telkom Landline; sms to Orange Mobile and Orange Wireless and Mobile data for the period. Free calls, sms and data are only valid for the 24 hour period on any day of the week, weekends and weekdays. Friendly user policy has been set at a maximum of 200 free minutes, 100 free sms and 10Mb of data for the 24 hour period. After this …

Telkom fixed customers can now make calls to other landlines, Orange Mobile and Wireless numbers at only Kshs. 1/-
A customer will be required to buy a bundle for Ksh. 1,000 and receive 1000 minutes for 30 days. 
How to buy the bundle
Step 1 – Kindly top up with Kshs 1,000 or more
Step 2 – Dialing 0845# to access the voice prompt (IVR)
Step 3 -Then Dial 00#. This will read you the current balance.
Step 4 – After that the IVR will take you through the voice prompts and request you to dial …

You can check the total number of points you have accumulated at any time.
SMS the word POINTS to 124 or dial124. (USSD Version)
Customers will be able to accurately check all the points earned after 1 hour of using airtime. I.e. if one used 10/- now they will need to wait a maximum of 10 minutes to see their total points including the last point earned.
Postpaid subscribers will get their points based on the time the call records are updated on the system.