Source : http://gaggiftideas.jigsy.com/entries/general/what-to-take-into-account-when-selecting-a-40th-birthday-gag-gift

Price – What can you afford?
There are wide range of 40th birthday gag gifts available in the market. But each and every gag gift will not be affordable and some may on the expensive side. So determine the price range of your budget on how much you can spend on buying a birthday gag gift. Anyhow, there are many great gag gifts available in every price range. Therefore, you may able to find even 40th birthday gag gifts easily regardless of your budget is.

For whom you are getting a gag birthday gift for?
Who will receive the 40th birthday gag gift? Is it your spouse, father, mother, sister, brother, friend, cousin or for a colleague in office? There are cool gag gifts for everyone, but by giving a gift that reflects the relationship between you. The birthday girl/boy can make it really special. For an example a popular choice is framed picture of you and the birthday girl/boy are together or a gag gift that can recalls past memories of you and the birthday girl/boy had together.

The nature of the birthday girl/boy
Some people who are turning 40 may not want to celebrate it at all as they may be feeling older now. But funny gag gifts are sure to lighten them up and bring laugh to their faces in the special day. Also a birthday girl/boy who may not understand the funny side of a gag gift, should not receive a hilarious one. Important fact to keep in mind is that gag gifts do not always have to be pranky and hilarious. There are cool, fun and useful gag gifts you can afford for the birthday girl/boy.

The environment of the gift giving moment
In which kind of an environment the birthday girl/boy will receive the gag gift from you? For an example will it happen privately, with having close friends around or in-front of whole party crowd? The fact may affect on the decision of which kind of a gag gift you should get. (You may able to give extreme gag gift for the birthday girl/boy in private but in front of party or office crowd it may not possible. Anyhow you can consider getting a public gift and a private gift also).

There are every type of cool 40th birthday gag gifts. But where to find those? Gift stores in high streets would not provide you many 40th birthday gag gift ideas. But online does. Go search online for funny 40th birthday gag gifts. Online gift sites always have gifts that are not easily found and offer better deals than offline stores.