You can do the following exercise for Family Visa

Step by Step
1. Print out the visa and sent to them via e-mail
2. On the original passport insert the Visa copy, NBI copy, 2 x 2 Picture white background
3. Advice them to go to nearest DHL office in your area
4. they will pay 2500 Pesos for DHL charges
5. Wait for 7 working days they sent you SMS for collecting the passport from DHL office.
6. after you receive the original passport from DHL verify the Visa Stamp in the passport. if ok then go through Travel Agency and book them according to your wish. They have 3 months validity to enter Qatar.
7. In immigration they will ask so many question but if you tell them that your husband or wife is an Engineer they will not think twice they will stamp quickly and say ok.
Welcome to Qatar